Home / 42,321.11-58,403.72-23,202.68

Finding the Fourth Proportional to 42,321.11, 58,403.72 and 23,202.68

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Solution

The fourth proportional to 42,321.11, 58,403.72 and 23,202.68 is: 32,020.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,321.11 : 58,403.72 = 23,202.68 : x
  2. Step 2: Convert to fraction form
    42,321.11/58,403.72 = 23,202.68/x
  3. Step 3: Cross multiply
    42,321.11x = 58,403.72 × 23,202.68
  4. Step 4: Simplify right side
    42,321.11x = 1,355,122,825.97
  5. Step 5: Solve for x
    x = 1,355,122,825.97/42,321.11
  6. Step 6: Final answer
    x = 32,020.02

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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.