Home / 40,285.73-55,592.70-22,379.87

Finding the Fourth Proportional to 40,285.73, 55,592.70 and 22,379.87

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Solution

The fourth proportional to 40,285.73, 55,592.70 and 22,379.87 is: 30,883.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,285.73 : 55,592.70 = 22,379.87 : x
  2. Step 2: Convert to fraction form
    40,285.73/55,592.70 = 22,379.87/x
  3. Step 3: Cross multiply
    40,285.73x = 55,592.70 × 22,379.87
  4. Step 4: Simplify right side
    40,285.73x = 1,244,157,398.95
  5. Step 5: Solve for x
    x = 1,244,157,398.95/40,285.73
  6. Step 6: Final answer
    x = 30,883.33

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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.