Home / 29,304.27-40,407.33-21,221.94

Finding the Fourth Proportional to 29,304.27, 40,407.33 and 21,221.94

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Solution

The fourth proportional to 29,304.27, 40,407.33 and 21,221.94 is: 29,262.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,304.27 : 40,407.33 = 21,221.94 : x
  2. Step 2: Convert to fraction form
    29,304.27/40,407.33 = 21,221.94/x
  3. Step 3: Cross multiply
    29,304.27x = 40,407.33 × 21,221.94
  4. Step 4: Simplify right side
    29,304.27x = 857,521,932.82
  5. Step 5: Solve for x
    x = 857,521,932.82/29,304.27
  6. Step 6: Final answer
    x = 29,262.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.