Home / 31,545.24-47,338.92-13,077.24

Finding the Fourth Proportional to 31,545.24, 47,338.92 and 13,077.24

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Solution

The fourth proportional to 31,545.24, 47,338.92 and 13,077.24 is: 19,624.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,545.24 : 47,338.92 = 13,077.24 : x
  2. Step 2: Convert to fraction form
    31,545.24/47,338.92 = 13,077.24/x
  3. Step 3: Cross multiply
    31,545.24x = 47,338.92 × 13,077.24
  4. Step 4: Simplify right side
    31,545.24x = 619,062,418.18
  5. Step 5: Solve for x
    x = 619,062,418.18/31,545.24
  6. Step 6: Final answer
    x = 19,624.59

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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.