Home / 18,106.12-24,989.94-10,151.92

Finding the Fourth Proportional to 18,106.12, 24,989.94 and 10,151.92

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Solution

The fourth proportional to 18,106.12, 24,989.94 and 10,151.92 is: 14,011.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,106.12 : 24,989.94 = 10,151.92 : x
  2. Step 2: Convert to fraction form
    18,106.12/24,989.94 = 10,151.92/x
  3. Step 3: Cross multiply
    18,106.12x = 24,989.94 × 10,151.92
  4. Step 4: Simplify right side
    18,106.12x = 253,695,871.68
  5. Step 5: Solve for x
    x = 253,695,871.68/18,106.12
  6. Step 6: Final answer
    x = 14,011.61

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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.