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Finding the Fourth Proportional to 42,891.92, 59,202.44 and 25,896.48

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Solution

The fourth proportional to 42,891.92, 59,202.44 and 25,896.48 is: 35,744.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,891.92 : 59,202.44 = 25,896.48 : x
  2. Step 2: Convert to fraction form
    42,891.92/59,202.44 = 25,896.48/x
  3. Step 3: Cross multiply
    42,891.92x = 59,202.44 × 25,896.48
  4. Step 4: Simplify right side
    42,891.92x = 1,533,134,803.41
  5. Step 5: Solve for x
    x = 1,533,134,803.41/42,891.92
  6. Step 6: Final answer
    x = 35,744.14

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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.