Home / 16,279.71-24,364.09-13,650.18

Finding the Fourth Proportional to 16,279.71, 24,364.09 and 13,650.18

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Solution

The fourth proportional to 16,279.71, 24,364.09 and 13,650.18 is: 20,428.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,279.71 : 24,364.09 = 13,650.18 : x
  2. Step 2: Convert to fraction form
    16,279.71/24,364.09 = 13,650.18/x
  3. Step 3: Cross multiply
    16,279.71x = 24,364.09 × 13,650.18
  4. Step 4: Simplify right side
    16,279.71x = 332,574,311.04
  5. Step 5: Solve for x
    x = 332,574,311.04/16,279.71
  6. Step 6: Final answer
    x = 20,428.76

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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.