Home / 18,553.20-25,582.82-14,294.76

Finding the Fourth Proportional to 18,553.20, 25,582.82 and 14,294.76

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Solution

The fourth proportional to 18,553.20, 25,582.82 and 14,294.76 is: 19,710.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,553.20 : 25,582.82 = 14,294.76 : x
  2. Step 2: Convert to fraction form
    18,553.20/25,582.82 = 14,294.76/x
  3. Step 3: Cross multiply
    18,553.20x = 25,582.82 × 14,294.76
  4. Step 4: Simplify right side
    18,553.20x = 365,700,200.55
  5. Step 5: Solve for x
    x = 365,700,200.55/18,553.20
  6. Step 6: Final answer
    x = 19,710.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.