Home / 14,985.34-22,490.97-5,757.82

Finding the Fourth Proportional to 14,985.34, 22,490.97 and 5,757.82

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Solution

The fourth proportional to 14,985.34, 22,490.97 and 5,757.82 is: 8,641.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,985.34 : 22,490.97 = 5,757.82 : x
  2. Step 2: Convert to fraction form
    14,985.34/22,490.97 = 5,757.82/x
  3. Step 3: Cross multiply
    14,985.34x = 22,490.97 × 5,757.82
  4. Step 4: Simplify right side
    14,985.34x = 129,498,956.89
  5. Step 5: Solve for x
    x = 129,498,956.89/14,985.34
  6. Step 6: Final answer
    x = 8,641.71

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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.