Home / 22,901.86-34,326.15-18,748.90

Finding the Fourth Proportional to 22,901.86, 34,326.15 and 18,748.90

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Solution

The fourth proportional to 22,901.86, 34,326.15 and 18,748.90 is: 28,101.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,901.86 : 34,326.15 = 18,748.90 : x
  2. Step 2: Convert to fraction form
    22,901.86/34,326.15 = 18,748.90/x
  3. Step 3: Cross multiply
    22,901.86x = 34,326.15 × 18,748.90
  4. Step 4: Simplify right side
    22,901.86x = 643,577,553.74
  5. Step 5: Solve for x
    x = 643,577,553.74/22,901.86
  6. Step 6: Final answer
    x = 28,101.54

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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.