Home / 42,634.64-63,952.20-11,042.51

Finding the Fourth Proportional to 42,634.64, 63,952.20 and 11,042.51

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Solution

The fourth proportional to 42,634.64, 63,952.20 and 11,042.51 is: 16,563.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,634.64 : 63,952.20 = 11,042.51 : x
  2. Step 2: Convert to fraction form
    42,634.64/63,952.20 = 11,042.51/x
  3. Step 3: Cross multiply
    42,634.64x = 63,952.20 × 11,042.51
  4. Step 4: Simplify right side
    42,634.64x = 706,192,488.26
  5. Step 5: Solve for x
    x = 706,192,488.26/42,634.64
  6. Step 6: Final answer
    x = 16,563.82

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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.