Home / 42,240.89-58,286.65-25,241.55

Finding the Fourth Proportional to 42,240.89, 58,286.65 and 25,241.55

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Solution

The fourth proportional to 42,240.89, 58,286.65 and 25,241.55 is: 34,829.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,240.89 : 58,286.65 = 25,241.55 : x
  2. Step 2: Convert to fraction form
    42,240.89/58,286.65 = 25,241.55/x
  3. Step 3: Cross multiply
    42,240.89x = 58,286.65 × 25,241.55
  4. Step 4: Simplify right side
    42,240.89x = 1,471,245,390.31
  5. Step 5: Solve for x
    x = 1,471,245,390.31/42,240.89
  6. Step 6: Final answer
    x = 34,829.89

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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.