Home / 29,531.91-40,720.92-24,137.60

Finding the Fourth Proportional to 29,531.91, 40,720.92 and 24,137.60

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Solution

The fourth proportional to 29,531.91, 40,720.92 and 24,137.60 is: 33,282.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,531.91 : 40,720.92 = 24,137.60 : x
  2. Step 2: Convert to fraction form
    29,531.91/40,720.92 = 24,137.60/x
  3. Step 3: Cross multiply
    29,531.91x = 40,720.92 × 24,137.60
  4. Step 4: Simplify right side
    29,531.91x = 982,905,278.59
  5. Step 5: Solve for x
    x = 982,905,278.59/29,531.91
  6. Step 6: Final answer
    x = 33,282.82

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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.