Home / 16,299.20-22,492.88-9,227.90

Finding the Fourth Proportional to 16,299.20, 22,492.88 and 9,227.90

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Solution

The fourth proportional to 16,299.20, 22,492.88 and 9,227.90 is: 12,734.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,299.20 : 22,492.88 = 9,227.90 : x
  2. Step 2: Convert to fraction form
    16,299.20/22,492.88 = 9,227.90/x
  3. Step 3: Cross multiply
    16,299.20x = 22,492.88 × 9,227.90
  4. Step 4: Simplify right side
    16,299.20x = 207,561,888.75
  5. Step 5: Solve for x
    x = 207,561,888.75/16,299.20
  6. Step 6: Final answer
    x = 12,734.49

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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.