Home / 27,332.84-40,999.28-21,101.96

Finding the Fourth Proportional to 27,332.84, 40,999.28 and 21,101.96

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Solution

The fourth proportional to 27,332.84, 40,999.28 and 21,101.96 is: 31,652.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,332.84 : 40,999.28 = 21,101.96 : x
  2. Step 2: Convert to fraction form
    27,332.84/40,999.28 = 21,101.96/x
  3. Step 3: Cross multiply
    27,332.84x = 40,999.28 × 21,101.96
  4. Step 4: Simplify right side
    27,332.84x = 865,165,166.59
  5. Step 5: Solve for x
    x = 865,165,166.59/27,332.84
  6. Step 6: Final answer
    x = 31,652.96

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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.