Home / 17,470.42-26,187.17-11,909.97

Finding the Fourth Proportional to 17,470.42, 26,187.17 and 11,909.97

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Solution

The fourth proportional to 17,470.42, 26,187.17 and 11,909.97 is: 17,852.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,470.42 : 26,187.17 = 11,909.97 : x
  2. Step 2: Convert to fraction form
    17,470.42/26,187.17 = 11,909.97/x
  3. Step 3: Cross multiply
    17,470.42x = 26,187.17 × 11,909.97
  4. Step 4: Simplify right side
    17,470.42x = 311,888,349.54
  5. Step 5: Solve for x
    x = 311,888,349.54/17,470.42
  6. Step 6: Final answer
    x = 17,852.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.