Home / 14,920.45-22,372.15-6,144.91

Finding the Fourth Proportional to 14,920.45, 22,372.15 and 6,144.91

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Solution

The fourth proportional to 14,920.45, 22,372.15 and 6,144.91 is: 9,213.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,920.45 : 22,372.15 = 6,144.91 : x
  2. Step 2: Convert to fraction form
    14,920.45/22,372.15 = 6,144.91/x
  3. Step 3: Cross multiply
    14,920.45x = 22,372.15 × 6,144.91
  4. Step 4: Simplify right side
    14,920.45x = 137,474,848.26
  5. Step 5: Solve for x
    x = 137,474,848.26/14,920.45
  6. Step 6: Final answer
    x = 9,213.85

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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.