Home / 18,148.96-25,044.20-10,189.66

Finding the Fourth Proportional to 18,148.96, 25,044.20 and 10,189.66

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Solution

The fourth proportional to 18,148.96, 25,044.20 and 10,189.66 is: 14,060.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148.96 : 25,044.20 = 10,189.66 : x
  2. Step 2: Convert to fraction form
    18,148.96/25,044.20 = 10,189.66/x
  3. Step 3: Cross multiply
    18,148.96x = 25,044.20 × 10,189.66
  4. Step 4: Simplify right side
    18,148.96x = 255,191,882.97
  5. Step 5: Solve for x
    x = 255,191,882.97/18,148.96
  6. Step 6: Final answer
    x = 14,060.96

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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.