Home / 18,225.61-25,151.43-10,267.96

Finding the Fourth Proportional to 18,225.61, 25,151.43 and 10,267.96

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Solution

The fourth proportional to 18,225.61, 25,151.43 and 10,267.96 is: 14,169.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,225.61 : 25,151.43 = 10,267.96 : x
  2. Step 2: Convert to fraction form
    18,225.61/25,151.43 = 10,267.96/x
  3. Step 3: Cross multiply
    18,225.61x = 25,151.43 × 10,267.96
  4. Step 4: Simplify right side
    18,225.61x = 258,253,877.18
  5. Step 5: Solve for x
    x = 258,253,877.18/18,225.61
  6. Step 6: Final answer
    x = 14,169.83

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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.