Home / 28,590.43-42,877.50-18,044.66

Finding the Fourth Proportional to 28,590.43, 42,877.50 and 18,044.66

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Solution

The fourth proportional to 28,590.43, 42,877.50 and 18,044.66 is: 27,061.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,590.43 : 42,877.50 = 18,044.66 : x
  2. Step 2: Convert to fraction form
    28,590.43/42,877.50 = 18,044.66/x
  3. Step 3: Cross multiply
    28,590.43x = 42,877.50 × 18,044.66
  4. Step 4: Simplify right side
    28,590.43x = 773,709,909.15
  5. Step 5: Solve for x
    x = 773,709,909.15/28,590.43
  6. Step 6: Final answer
    x = 27,061.85

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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.