Home / 27,633.12-38,116.08-22,604.64

Finding the Fourth Proportional to 27,633.12, 38,116.08 and 22,604.64

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Solution

The fourth proportional to 27,633.12, 38,116.08 and 22,604.64 is: 31,179.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,633.12 : 38,116.08 = 22,604.64 : x
  2. Step 2: Convert to fraction form
    27,633.12/38,116.08 = 22,604.64/x
  3. Step 3: Cross multiply
    27,633.12x = 38,116.08 × 22,604.64
  4. Step 4: Simplify right side
    27,633.12x = 861,600,266.61
  5. Step 5: Solve for x
    x = 861,600,266.61/27,633.12
  6. Step 6: Final answer
    x = 31,179.98

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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.