Home / 42,309.09-63,447.22-22,576.88

Finding the Fourth Proportional to 42,309.09, 63,447.22 and 22,576.88

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Solution

The fourth proportional to 42,309.09, 63,447.22 and 22,576.88 is: 33,856.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,309.09 : 63,447.22 = 22,576.88 : x
  2. Step 2: Convert to fraction form
    42,309.09/63,447.22 = 22,576.88/x
  3. Step 3: Cross multiply
    42,309.09x = 63,447.22 × 22,576.88
  4. Step 4: Simplify right side
    42,309.09x = 1,432,440,374.45
  5. Step 5: Solve for x
    x = 1,432,440,374.45/42,309.09
  6. Step 6: Final answer
    x = 33,856.56

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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.