Home / 26,545.60-36,632.30-15,221.73

Finding the Fourth Proportional to 26,545.60, 36,632.30 and 15,221.73

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Solution

The fourth proportional to 26,545.60, 36,632.30 and 15,221.73 is: 21,005.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,545.60 : 36,632.30 = 15,221.73 : x
  2. Step 2: Convert to fraction form
    26,545.60/36,632.30 = 15,221.73/x
  3. Step 3: Cross multiply
    26,545.60x = 36,632.30 × 15,221.73
  4. Step 4: Simplify right side
    26,545.60x = 557,607,041.14
  5. Step 5: Solve for x
    x = 557,607,041.14/26,545.60
  6. Step 6: Final answer
    x = 21,005.63

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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.