Home / 42,418.12-63,601.02-14,335.52

Finding the Fourth Proportional to 42,418.12, 63,601.02 and 14,335.52

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Solution

The fourth proportional to 42,418.12, 63,601.02 and 14,335.52 is: 21,494.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,418.12 : 63,601.02 = 14,335.52 : x
  2. Step 2: Convert to fraction form
    42,418.12/63,601.02 = 14,335.52/x
  3. Step 3: Cross multiply
    42,418.12x = 63,601.02 × 14,335.52
  4. Step 4: Simplify right side
    42,418.12x = 911,753,694.23
  5. Step 5: Solve for x
    x = 911,753,694.23/42,418.12
  6. Step 6: Final answer
    x = 21,494.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.