Home / 42,901.22-64,352.20-17,614.64

Finding the Fourth Proportional to 42,901.22, 64,352.20 and 17,614.64

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Solution

The fourth proportional to 42,901.22, 64,352.20 and 17,614.64 is: 26,422.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,901.22 : 64,352.20 = 17,614.64 : x
  2. Step 2: Convert to fraction form
    42,901.22/64,352.20 = 17,614.64/x
  3. Step 3: Cross multiply
    42,901.22x = 64,352.20 × 17,614.64
  4. Step 4: Simplify right side
    42,901.22x = 1,133,540,569.49
  5. Step 5: Solve for x
    x = 1,133,540,569.49/42,901.22
  6. Step 6: Final answer
    x = 26,422.11

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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.