Home / 18,103.87-24,984.51-10,146.61

Finding the Fourth Proportional to 18,103.87, 24,984.51 and 10,146.61

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Solution

The fourth proportional to 18,103.87, 24,984.51 and 10,146.61 is: 14,002.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,103.87 : 24,984.51 = 10,146.61 : x
  2. Step 2: Convert to fraction form
    18,103.87/24,984.51 = 10,146.61/x
  3. Step 3: Cross multiply
    18,103.87x = 24,984.51 × 10,146.61
  4. Step 4: Simplify right side
    18,103.87x = 253,508,079.01
  5. Step 5: Solve for x
    x = 253,508,079.01/18,103.87
  6. Step 6: Final answer
    x = 14,002.98

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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.