Home / 15,398.91-23,098.37-3,712.13

Finding the Fourth Proportional to 15,398.91, 23,098.37 and 3,712.13

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Solution

The fourth proportional to 15,398.91, 23,098.37 and 3,712.13 is: 5,568.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,398.91 : 23,098.37 = 3,712.13 : x
  2. Step 2: Convert to fraction form
    15,398.91/23,098.37 = 3,712.13/x
  3. Step 3: Cross multiply
    15,398.91x = 23,098.37 × 3,712.13
  4. Step 4: Simplify right side
    15,398.91x = 85,744,018.18
  5. Step 5: Solve for x
    x = 85,744,018.18/15,398.91
  6. Step 6: Final answer
    x = 5,568.19

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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.