Home / 42,523.41-63,764.16-14,433.21

Finding the Fourth Proportional to 42,523.41, 63,764.16 and 14,433.21

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Solution

The fourth proportional to 42,523.41, 63,764.16 and 14,433.21 is: 21,642.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,523.41 : 63,764.16 = 14,433.21 : x
  2. Step 2: Convert to fraction form
    42,523.41/63,764.16 = 14,433.21/x
  3. Step 3: Cross multiply
    42,523.41x = 63,764.16 × 14,433.21
  4. Step 4: Simplify right side
    42,523.41x = 920,321,511.75
  5. Step 5: Solve for x
    x = 920,321,511.75/42,523.41
  6. Step 6: Final answer
    x = 21,642.70

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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.