Home / 15,040.73-22,561.84-3,947.45

Finding the Fourth Proportional to 15,040.73, 22,561.84 and 3,947.45

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Solution

The fourth proportional to 15,040.73, 22,561.84 and 3,947.45 is: 5,921.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,040.73 : 22,561.84 = 3,947.45 : x
  2. Step 2: Convert to fraction form
    15,040.73/22,561.84 = 3,947.45/x
  3. Step 3: Cross multiply
    15,040.73x = 22,561.84 × 3,947.45
  4. Step 4: Simplify right side
    15,040.73x = 89,061,627.43
  5. Step 5: Solve for x
    x = 89,061,627.43/15,040.73
  6. Step 6: Final answer
    x = 5,921.36

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1.5x scale

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.