Home / 34,867.20-48,117.11-18,951.65

Finding the Fourth Proportional to 34,867.20, 48,117.11 and 18,951.65

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Solution

The fourth proportional to 34,867.20, 48,117.11 and 18,951.65 is: 26,153.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,867.20 : 48,117.11 = 18,951.65 : x
  2. Step 2: Convert to fraction form
    34,867.20/48,117.11 = 18,951.65/x
  3. Step 3: Cross multiply
    34,867.20x = 48,117.11 × 18,951.65
  4. Step 4: Simplify right side
    34,867.20x = 911,898,627.73
  5. Step 5: Solve for x
    x = 911,898,627.73/34,867.20
  6. Step 6: Final answer
    x = 26,153.48

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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.