Home / 42,677.76-63,992.64-29,366.40

Finding the Fourth Proportional to 42,677.76, 63,992.64 and 29,366.40

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Solution

The fourth proportional to 42,677.76, 63,992.64 and 29,366.40 is: 44,033.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,677.76 : 63,992.64 = 29,366.40 : x
  2. Step 2: Convert to fraction form
    42,677.76/63,992.64 = 29,366.40/x
  3. Step 3: Cross multiply
    42,677.76x = 63,992.64 × 29,366.40
  4. Step 4: Simplify right side
    42,677.76x = 1,879,233,463.30
  5. Step 5: Solve for x
    x = 1,879,233,463.30/42,677.76
  6. Step 6: Final answer
    x = 44,033.09

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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.