Home / 42,354.64-63,521.66-14,267.44

Finding the Fourth Proportional to 42,354.64, 63,521.66 and 14,267.44

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Solution

The fourth proportional to 42,354.64, 63,521.66 and 14,267.44 is: 21,397.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,354.64 : 63,521.66 = 14,267.44 : x
  2. Step 2: Convert to fraction form
    42,354.64/63,521.66 = 14,267.44/x
  3. Step 3: Cross multiply
    42,354.64x = 63,521.66 × 14,267.44
  4. Step 4: Simplify right side
    42,354.64x = 906,291,472.75
  5. Step 5: Solve for x
    x = 906,291,472.75/42,354.64
  6. Step 6: Final answer
    x = 21,397.69

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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.