Home / 18,106.62-24,984.15-10,149.18

Finding the Fourth Proportional to 18,106.62, 24,984.15 and 10,149.18

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Solution

The fourth proportional to 18,106.62, 24,984.15 and 10,149.18 is: 14,004.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,106.62 : 24,984.15 = 10,149.18 : x
  2. Step 2: Convert to fraction form
    18,106.62/24,984.15 = 10,149.18/x
  3. Step 3: Cross multiply
    18,106.62x = 24,984.15 × 10,149.18
  4. Step 4: Simplify right side
    18,106.62x = 253,568,635.50
  5. Step 5: Solve for x
    x = 253,568,635.50/18,106.62
  6. Step 6: Final answer
    x = 14,004.19

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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.