Home / 27,182.27-40,726.91-21,256.89

Finding the Fourth Proportional to 27,182.27, 40,726.91 and 21,256.89

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Solution

The fourth proportional to 27,182.27, 40,726.91 and 21,256.89 is: 31,848.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,182.27 : 40,726.91 = 21,256.89 : x
  2. Step 2: Convert to fraction form
    27,182.27/40,726.91 = 21,256.89/x
  3. Step 3: Cross multiply
    27,182.27x = 40,726.91 × 21,256.89
  4. Step 4: Simplify right side
    27,182.27x = 865,727,445.91
  5. Step 5: Solve for x
    x = 865,727,445.91/27,182.27
  6. Step 6: Final answer
    x = 31,848.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.