Home / 29,372.18-40,533.92-15,943.55

Finding the Fourth Proportional to 29,372.18, 40,533.92 and 15,943.55

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Solution

The fourth proportional to 29,372.18, 40,533.92 and 15,943.55 is: 22,002.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,372.18 : 40,533.92 = 15,943.55 : x
  2. Step 2: Convert to fraction form
    29,372.18/40,533.92 = 15,943.55/x
  3. Step 3: Cross multiply
    29,372.18x = 40,533.92 × 15,943.55
  4. Step 4: Simplify right side
    29,372.18x = 646,254,500.50
  5. Step 5: Solve for x
    x = 646,254,500.50/29,372.18
  6. Step 6: Final answer
    x = 22,002.27

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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.