Home / 42,140.97-58,149.59-23,276.97

Finding the Fourth Proportional to 42,140.97, 58,149.59 and 23,276.97

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Solution

The fourth proportional to 42,140.97, 58,149.59 and 23,276.97 is: 32,119.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,140.97 : 58,149.59 = 23,276.97 : x
  2. Step 2: Convert to fraction form
    42,140.97/58,149.59 = 23,276.97/x
  3. Step 3: Cross multiply
    42,140.97x = 58,149.59 × 23,276.97
  4. Step 4: Simplify right side
    42,140.97x = 1,353,546,145.56
  5. Step 5: Solve for x
    x = 1,353,546,145.56/42,140.97
  6. Step 6: Final answer
    x = 32,119.48

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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.