Home / 12,173.46-16,798.15-7,068.19

Finding the Fourth Proportional to 12,173.46, 16,798.15 and 7,068.19

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Solution

The fourth proportional to 12,173.46, 16,798.15 and 7,068.19 is: 9,753.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,173.46 : 16,798.15 = 7,068.19 : x
  2. Step 2: Convert to fraction form
    12,173.46/16,798.15 = 7,068.19/x
  3. Step 3: Cross multiply
    12,173.46x = 16,798.15 × 7,068.19
  4. Step 4: Simplify right side
    12,173.46x = 118,732,480.51
  5. Step 5: Solve for x
    x = 118,732,480.51/12,173.46
  6. Step 6: Final answer
    x = 9,753.39

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Half scale
Find fourth proportional to 24,346.91, 33,596.29 and 14,136.38
Double scale
Find fourth proportional to 12,174.46, 16,799.52 and 7,069.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.