Home / 27,940.92-38,613.77-22,897.18

Finding the Fourth Proportional to 27,940.92, 38,613.77 and 22,897.18

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Solution

The fourth proportional to 27,940.92, 38,613.77 and 22,897.18 is: 31,643.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,940.92 : 38,613.77 = 22,897.18 : x
  2. Step 2: Convert to fraction form
    27,940.92/38,613.77 = 22,897.18/x
  3. Step 3: Cross multiply
    27,940.92x = 38,613.77 × 22,897.18
  4. Step 4: Simplify right side
    27,940.92x = 884,146,442.17
  5. Step 5: Solve for x
    x = 884,146,442.17/27,940.92
  6. Step 6: Final answer
    x = 31,643.43

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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.