Home / 14,133.38-19,501.80-8,165.84

Finding the Fourth Proportional to 14,133.38, 19,501.80 and 8,165.84

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Solution

The fourth proportional to 14,133.38, 19,501.80 and 8,165.84 is: 11,267.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,133.38 : 19,501.80 = 8,165.84 : x
  2. Step 2: Convert to fraction form
    14,133.38/19,501.80 = 8,165.84/x
  3. Step 3: Cross multiply
    14,133.38x = 19,501.80 × 8,165.84
  4. Step 4: Simplify right side
    14,133.38x = 159,248,596.64
  5. Step 5: Solve for x
    x = 159,248,596.64/14,133.38
  6. Step 6: Final answer
    x = 11,267.55

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Half scale
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Double scale
Find fourth proportional to 14,134.38, 19,503.18 and 8,166.84
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.