Home / 18,854.38-26,019.05-10,470.88

Finding the Fourth Proportional to 18,854.38, 26,019.05 and 10,470.88

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Solution

The fourth proportional to 18,854.38, 26,019.05 and 10,470.88 is: 14,449.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,854.38 : 26,019.05 = 10,470.88 : x
  2. Step 2: Convert to fraction form
    18,854.38/26,019.05 = 10,470.88/x
  3. Step 3: Cross multiply
    18,854.38x = 26,019.05 × 10,470.88
  4. Step 4: Simplify right side
    18,854.38x = 272,442,350.26
  5. Step 5: Solve for x
    x = 272,442,350.26/18,854.38
  6. Step 6: Final answer
    x = 14,449.82

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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.