Home / 52,331.02-72,215.30-29,672.18

Finding the Fourth Proportional to 52,331.02, 72,215.30 and 29,672.18

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Solution

The fourth proportional to 52,331.02, 72,215.30 and 29,672.18 is: 40,946.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,331.02 : 72,215.30 = 29,672.18 : x
  2. Step 2: Convert to fraction form
    52,331.02/72,215.30 = 29,672.18/x
  3. Step 3: Cross multiply
    52,331.02x = 72,215.30 × 29,672.18
  4. Step 4: Simplify right side
    52,331.02x = 2,142,785,380.35
  5. Step 5: Solve for x
    x = 2,142,785,380.35/52,331.02
  6. Step 6: Final answer
    x = 40,946.75

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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.