Home / 42,343-63,517.16-14,260.76

Finding the Fourth Proportional to 42,343, 63,517.16 and 14,260.76

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Solution

The fourth proportional to 42,343, 63,517.16 and 14,260.76 is: 21,392.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,343 : 63,517.16 = 14,260.76 : x
  2. Step 2: Convert to fraction form
    42,343/63,517.16 = 14,260.76/x
  3. Step 3: Cross multiply
    42,343x = 63,517.16 × 14,260.76
  4. Step 4: Simplify right side
    42,343x = 905,802,974.64
  5. Step 5: Solve for x
    x = 905,802,974.64/42,343
  6. Step 6: Final answer
    x = 21,392.04

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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.