Home / 27,286.59-40,951.76-14,142.72

Finding the Fourth Proportional to 27,286.59, 40,951.76 and 14,142.72

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Solution

The fourth proportional to 27,286.59, 40,951.76 and 14,142.72 is: 21,225.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,286.59 : 40,951.76 = 14,142.72 : x
  2. Step 2: Convert to fraction form
    27,286.59/40,951.76 = 14,142.72/x
  3. Step 3: Cross multiply
    27,286.59x = 40,951.76 × 14,142.72
  4. Step 4: Simplify right side
    27,286.59x = 579,169,204.47
  5. Step 5: Solve for x
    x = 579,169,204.47/27,286.59
  6. Step 6: Final answer
    x = 21,225.42

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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.