Home / 34,387.13-47,453.38-19,073.61

Finding the Fourth Proportional to 34,387.13, 47,453.38 and 19,073.61

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Solution

The fourth proportional to 34,387.13, 47,453.38 and 19,073.61 is: 26,321.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,387.13 : 47,453.38 = 19,073.61 : x
  2. Step 2: Convert to fraction form
    34,387.13/47,453.38 = 19,073.61/x
  3. Step 3: Cross multiply
    34,387.13x = 47,453.38 × 19,073.61
  4. Step 4: Simplify right side
    34,387.13x = 905,107,215.62
  5. Step 5: Solve for x
    x = 905,107,215.62/34,387.13
  6. Step 6: Final answer
    x = 26,321.10

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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.