Home / 27,913.38-38,522.18-15,976.44

Finding the Fourth Proportional to 27,913.38, 38,522.18 and 15,976.44

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Solution

The fourth proportional to 27,913.38, 38,522.18 and 15,976.44 is: 22,048.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,913.38 : 38,522.18 = 15,976.44 : x
  2. Step 2: Convert to fraction form
    27,913.38/38,522.18 = 15,976.44/x
  3. Step 3: Cross multiply
    27,913.38x = 38,522.18 × 15,976.44
  4. Step 4: Simplify right side
    27,913.38x = 615,447,337.38
  5. Step 5: Solve for x
    x = 615,447,337.38/27,913.38
  6. Step 6: Final answer
    x = 22,048.47

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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.