Home / 12,070.53-16,657.55-7,035.03

Finding the Fourth Proportional to 12,070.53, 16,657.55 and 7,035.03

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Solution

The fourth proportional to 12,070.53, 16,657.55 and 7,035.03 is: 9,708.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,070.53 : 16,657.55 = 7,035.03 : x
  2. Step 2: Convert to fraction form
    12,070.53/16,657.55 = 7,035.03/x
  3. Step 3: Cross multiply
    12,070.53x = 16,657.55 × 7,035.03
  4. Step 4: Simplify right side
    12,070.53x = 117,186,328.80
  5. Step 5: Solve for x
    x = 117,186,328.80/12,070.53
  6. Step 6: Final answer
    x = 9,708.47

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Half scale
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Double scale
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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.