Home / 61,621.38-85,037.45-33,327

Finding the Fourth Proportional to 61,621.38, 85,037.45 and 33,327

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Solution

The fourth proportional to 61,621.38, 85,037.45 and 33,327 is: 45,991.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,621.38 : 85,037.45 = 33,327 : x
  2. Step 2: Convert to fraction form
    61,621.38/85,037.45 = 33,327/x
  3. Step 3: Cross multiply
    61,621.38x = 85,037.45 × 33,327
  4. Step 4: Simplify right side
    61,621.38x = 2,834,042,929.52
  5. Step 5: Solve for x
    x = 2,834,042,929.52/61,621.38
  6. Step 6: Final answer
    x = 45,991.23

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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.