Home / 19,503.20-29,242.50-8,252.70

Finding the Fourth Proportional to 19,503.20, 29,242.50 and 8,252.70

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Solution

The fourth proportional to 19,503.20, 29,242.50 and 8,252.70 is: 12,373.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,503.20 : 29,242.50 = 8,252.70 : x
  2. Step 2: Convert to fraction form
    19,503.20/29,242.50 = 8,252.70/x
  3. Step 3: Cross multiply
    19,503.20x = 29,242.50 × 8,252.70
  4. Step 4: Simplify right side
    19,503.20x = 241,329,579.75
  5. Step 5: Solve for x
    x = 241,329,579.75/19,503.20
  6. Step 6: Final answer
    x = 12,373.85

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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.