Home / 34,865.20-48,114.35-18,949.65

Finding the Fourth Proportional to 34,865.20, 48,114.35 and 18,949.65

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Solution

The fourth proportional to 34,865.20, 48,114.35 and 18,949.65 is: 26,150.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,865.20 : 48,114.35 = 18,949.65 : x
  2. Step 2: Convert to fraction form
    34,865.20/48,114.35 = 18,949.65/x
  3. Step 3: Cross multiply
    34,865.20x = 48,114.35 × 18,949.65
  4. Step 4: Simplify right side
    34,865.20x = 911,750,092.48
  5. Step 5: Solve for x
    x = 911,750,092.48/34,865.20
  6. Step 6: Final answer
    x = 26,150.72

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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.