Home / 40,947.46-61,376.10-15,982.90

Finding the Fourth Proportional to 40,947.46, 61,376.10 and 15,982.90

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Solution

The fourth proportional to 40,947.46, 61,376.10 and 15,982.90 is: 23,956.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,947.46 : 61,376.10 = 15,982.90 : x
  2. Step 2: Convert to fraction form
    40,947.46/61,376.10 = 15,982.90/x
  3. Step 3: Cross multiply
    40,947.46x = 61,376.10 × 15,982.90
  4. Step 4: Simplify right side
    40,947.46x = 980,968,068.69
  5. Step 5: Solve for x
    x = 980,968,068.69/40,947.46
  6. Step 6: Final answer
    x = 23,956.75

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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.