Home / 42,029.78-58,000.30-22,909.73

Finding the Fourth Proportional to 42,029.78, 58,000.30 and 22,909.73

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Solution

The fourth proportional to 42,029.78, 58,000.30 and 22,909.73 is: 31,614.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,029.78 : 58,000.30 = 22,909.73 : x
  2. Step 2: Convert to fraction form
    42,029.78/58,000.30 = 22,909.73/x
  3. Step 3: Cross multiply
    42,029.78x = 58,000.30 × 22,909.73
  4. Step 4: Simplify right side
    42,029.78x = 1,328,770,865.64
  5. Step 5: Solve for x
    x = 1,328,770,865.64/42,029.78
  6. Step 6: Final answer
    x = 31,614.99

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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.