Home / 18,613.24-25,685.82-10,654.96

Finding the Fourth Proportional to 18,613.24, 25,685.82 and 10,654.96

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Solution

The fourth proportional to 18,613.24, 25,685.82 and 10,654.96 is: 14,703.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,613.24 : 25,685.82 = 10,654.96 : x
  2. Step 2: Convert to fraction form
    18,613.24/25,685.82 = 10,654.96/x
  3. Step 3: Cross multiply
    18,613.24x = 25,685.82 × 10,654.96
  4. Step 4: Simplify right side
    18,613.24x = 273,681,384.67
  5. Step 5: Solve for x
    x = 273,681,384.67/18,613.24
  6. Step 6: Final answer
    x = 14,703.59

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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.