Home / 52,147.49-71,963.08-29,490.91

Finding the Fourth Proportional to 52,147.49, 71,963.08 and 29,490.91

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Solution

The fourth proportional to 52,147.49, 71,963.08 and 29,490.91 is: 40,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,147.49 : 71,963.08 = 29,490.91 : x
  2. Step 2: Convert to fraction form
    52,147.49/71,963.08 = 29,490.91/x
  3. Step 3: Cross multiply
    52,147.49x = 71,963.08 × 29,490.91
  4. Step 4: Simplify right side
    52,147.49x = 2,122,256,461.97
  5. Step 5: Solve for x
    x = 2,122,256,461.97/52,147.49
  6. Step 6: Final answer
    x = 40,697.20

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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.