Home / 29,402.82-40,575.40-15,974.28

Finding the Fourth Proportional to 29,402.82, 40,575.40 and 15,974.28

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Solution

The fourth proportional to 29,402.82, 40,575.40 and 15,974.28 is: 22,044.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,402.82 : 40,575.40 = 15,974.28 : x
  2. Step 2: Convert to fraction form
    29,402.82/40,575.40 = 15,974.28/x
  3. Step 3: Cross multiply
    29,402.82x = 40,575.40 × 15,974.28
  4. Step 4: Simplify right side
    29,402.82x = 648,162,800.71
  5. Step 5: Solve for x
    x = 648,162,800.71/29,402.82
  6. Step 6: Final answer
    x = 22,044.24

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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.