Home / 29,414.20-40,591.91-15,985.46

Finding the Fourth Proportional to 29,414.20, 40,591.91 and 15,985.46

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Solution

The fourth proportional to 29,414.20, 40,591.91 and 15,985.46 is: 22,060.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,414.20 : 40,591.91 = 15,985.46 : x
  2. Step 2: Convert to fraction form
    29,414.20/40,591.91 = 15,985.46/x
  3. Step 3: Cross multiply
    29,414.20x = 40,591.91 × 15,985.46
  4. Step 4: Simplify right side
    29,414.20x = 648,880,130.69
  5. Step 5: Solve for x
    x = 648,880,130.69/29,414.20
  6. Step 6: Final answer
    x = 22,060.10

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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.