Home / 27,623.52-38,142.96-22,519.86

Finding the Fourth Proportional to 27,623.52, 38,142.96 and 22,519.86

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Solution

The fourth proportional to 27,623.52, 38,142.96 and 22,519.86 is: 31,095.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,623.52 : 38,142.96 = 22,519.86 : x
  2. Step 2: Convert to fraction form
    27,623.52/38,142.96 = 22,519.86/x
  3. Step 3: Cross multiply
    27,623.52x = 38,142.96 × 22,519.86
  4. Step 4: Simplify right side
    27,623.52x = 858,974,119.19
  5. Step 5: Solve for x
    x = 858,974,119.19/27,623.52
  6. Step 6: Final answer
    x = 31,095.75

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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.