Home / 27,913.26-38,520.46-15,166.55

Finding the Fourth Proportional to 27,913.26, 38,520.46 and 15,166.55

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Solution

The fourth proportional to 27,913.26, 38,520.46 and 15,166.55 is: 20,929.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,913.26 : 38,520.46 = 15,166.55 : x
  2. Step 2: Convert to fraction form
    27,913.26/38,520.46 = 15,166.55/x
  3. Step 3: Cross multiply
    27,913.26x = 38,520.46 × 15,166.55
  4. Step 4: Simplify right side
    27,913.26x = 584,222,408.28
  5. Step 5: Solve for x
    x = 584,222,408.28/27,913.26
  6. Step 6: Final answer
    x = 20,929.92

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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.