Home / 39,728.16-59,592.24-10,146.06

Finding the Fourth Proportional to 39,728.16, 59,592.24 and 10,146.06

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Solution

The fourth proportional to 39,728.16, 59,592.24 and 10,146.06 is: 15,219.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,728.16 : 59,592.24 = 10,146.06 : x
  2. Step 2: Convert to fraction form
    39,728.16/59,592.24 = 10,146.06/x
  3. Step 3: Cross multiply
    39,728.16x = 59,592.24 × 10,146.06
  4. Step 4: Simplify right side
    39,728.16x = 604,626,442.57
  5. Step 5: Solve for x
    x = 604,626,442.57/39,728.16
  6. Step 6: Final answer
    x = 15,219.09

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.