Home / 27,454.52-37,906.77-21,703.38

Finding the Fourth Proportional to 27,454.52, 37,906.77 and 21,703.38

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Solution

The fourth proportional to 27,454.52, 37,906.77 and 21,703.38 is: 29,966.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,454.52 : 37,906.77 = 21,703.38 : x
  2. Step 2: Convert to fraction form
    27,454.52/37,906.77 = 21,703.38/x
  3. Step 3: Cross multiply
    27,454.52x = 37,906.77 × 21,703.38
  4. Step 4: Simplify right side
    27,454.52x = 822,705,033.88
  5. Step 5: Solve for x
    x = 822,705,033.88/27,454.52
  6. Step 6: Final answer
    x = 29,966.11

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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.