Home / 12,384.07-18,559.65-10,732.87

Finding the Fourth Proportional to 12,384.07, 18,559.65 and 10,732.87

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Solution

The fourth proportional to 12,384.07, 18,559.65 and 10,732.87 is: 16,085.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384.07 : 18,559.65 = 10,732.87 : x
  2. Step 2: Convert to fraction form
    12,384.07/18,559.65 = 10,732.87/x
  3. Step 3: Cross multiply
    12,384.07x = 18,559.65 × 10,732.87
  4. Step 4: Simplify right side
    12,384.07x = 199,198,310.70
  5. Step 5: Solve for x
    x = 199,198,310.70/12,384.07
  6. Step 6: Final answer
    x = 16,085.04

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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.