Home / 47,961.11-71,947.80-25,744.02

Finding the Fourth Proportional to 47,961.11, 71,947.80 and 25,744.02

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Solution

The fourth proportional to 47,961.11, 71,947.80 and 25,744.02 is: 38,619.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,961.11 : 71,947.80 = 25,744.02 : x
  2. Step 2: Convert to fraction form
    47,961.11/71,947.80 = 25,744.02/x
  3. Step 3: Cross multiply
    47,961.11x = 71,947.80 × 25,744.02
  4. Step 4: Simplify right side
    47,961.11x = 1,852,225,602.16
  5. Step 5: Solve for x
    x = 1,852,225,602.16/47,961.11
  6. Step 6: Final answer
    x = 38,619.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.