Home / 14,949.29-20,630.05-8,234.95

Finding the Fourth Proportional to 14,949.29, 20,630.05 and 8,234.95

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Solution

The fourth proportional to 14,949.29, 20,630.05 and 8,234.95 is: 11,364.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,949.29 : 20,630.05 = 8,234.95 : x
  2. Step 2: Convert to fraction form
    14,949.29/20,630.05 = 8,234.95/x
  3. Step 3: Cross multiply
    14,949.29x = 20,630.05 × 8,234.95
  4. Step 4: Simplify right side
    14,949.29x = 169,887,358.09
  5. Step 5: Solve for x
    x = 169,887,358.09/14,949.29
  6. Step 6: Final answer
    x = 11,364.24

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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.