Home / 42,455.70-58,589.97-25,462.68

Finding the Fourth Proportional to 42,455.70, 58,589.97 and 25,462.68

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Solution

The fourth proportional to 42,455.70, 58,589.97 and 25,462.68 is: 35,139.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,455.70 : 58,589.97 = 25,462.68 : x
  2. Step 2: Convert to fraction form
    42,455.70/58,589.97 = 25,462.68/x
  3. Step 3: Cross multiply
    42,455.70x = 58,589.97 × 25,462.68
  4. Step 4: Simplify right side
    42,455.70x = 1,491,857,657.32
  5. Step 5: Solve for x
    x = 1,491,857,657.32/42,455.70
  6. Step 6: Final answer
    x = 35,139.16

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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.