Home / 34,458.57-47,540.39-19,545.93

Finding the Fourth Proportional to 34,458.57, 47,540.39 and 19,545.93

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Solution

The fourth proportional to 34,458.57, 47,540.39 and 19,545.93 is: 26,966.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,458.57 : 47,540.39 = 19,545.93 : x
  2. Step 2: Convert to fraction form
    34,458.57/47,540.39 = 19,545.93/x
  3. Step 3: Cross multiply
    34,458.57x = 47,540.39 × 19,545.93
  4. Step 4: Simplify right side
    34,458.57x = 929,221,037.38
  5. Step 5: Solve for x
    x = 929,221,037.38/34,458.57
  6. Step 6: Final answer
    x = 26,966.33

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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.