Home / 42,862.87-59,141.19-25,869.88

Finding the Fourth Proportional to 42,862.87, 59,141.19 and 25,869.88

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Solution

The fourth proportional to 42,862.87, 59,141.19 and 25,869.88 is: 35,694.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,862.87 : 59,141.19 = 25,869.88 : x
  2. Step 2: Convert to fraction form
    42,862.87/59,141.19 = 25,869.88/x
  3. Step 3: Cross multiply
    42,862.87x = 59,141.19 × 25,869.88
  4. Step 4: Simplify right side
    42,862.87x = 1,529,975,488.36
  5. Step 5: Solve for x
    x = 1,529,975,488.36/42,862.87
  6. Step 6: Final answer
    x = 35,694.66

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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.