Home / 14,951.61-22,428.36-8,372.79

Finding the Fourth Proportional to 14,951.61, 22,428.36 and 8,372.79

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Solution

The fourth proportional to 14,951.61, 22,428.36 and 8,372.79 is: 12,559.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,951.61 : 22,428.36 = 8,372.79 : x
  2. Step 2: Convert to fraction form
    14,951.61/22,428.36 = 8,372.79/x
  3. Step 3: Cross multiply
    14,951.61x = 22,428.36 × 8,372.79
  4. Step 4: Simplify right side
    14,951.61x = 187,787,948.32
  5. Step 5: Solve for x
    x = 187,787,948.32/14,951.61
  6. Step 6: Final answer
    x = 12,559.71

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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.