Home / 49,315.97-74,026.61-21,249.88

Finding the Fourth Proportional to 49,315.97, 74,026.61 and 21,249.88

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Solution

The fourth proportional to 49,315.97, 74,026.61 and 21,249.88 is: 31,897.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,315.97 : 74,026.61 = 21,249.88 : x
  2. Step 2: Convert to fraction form
    49,315.97/74,026.61 = 21,249.88/x
  3. Step 3: Cross multiply
    49,315.97x = 74,026.61 × 21,249.88
  4. Step 4: Simplify right side
    49,315.97x = 1,573,056,341.12
  5. Step 5: Solve for x
    x = 1,573,056,341.12/49,315.97
  6. Step 6: Final answer
    x = 31,897.50

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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.