Home / 27,456.22-37,863.18-22,659.40

Finding the Fourth Proportional to 27,456.22, 37,863.18 and 22,659.40

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Solution

The fourth proportional to 27,456.22, 37,863.18 and 22,659.40 is: 31,248.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,456.22 : 37,863.18 = 22,659.40 : x
  2. Step 2: Convert to fraction form
    27,456.22/37,863.18 = 22,659.40/x
  3. Step 3: Cross multiply
    27,456.22x = 37,863.18 × 22,659.40
  4. Step 4: Simplify right side
    27,456.22x = 857,956,940.89
  5. Step 5: Solve for x
    x = 857,956,940.89/27,456.22
  6. Step 6: Final answer
    x = 31,248.18

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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.