Home / 42,278.32-63,427.16-22,546.48

Finding the Fourth Proportional to 42,278.32, 63,427.16 and 22,546.48

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Solution

The fourth proportional to 42,278.32, 63,427.16 and 22,546.48 is: 33,824.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,278.32 : 63,427.16 = 22,546.48 : x
  2. Step 2: Convert to fraction form
    42,278.32/63,427.16 = 22,546.48/x
  3. Step 3: Cross multiply
    42,278.32x = 63,427.16 × 22,546.48
  4. Step 4: Simplify right side
    42,278.32x = 1,430,059,194.40
  5. Step 5: Solve for x
    x = 1,430,059,194.40/42,278.32
  6. Step 6: Final answer
    x = 33,824.88

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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.