Home / 34,129.70-51,194.55-22,319.90

Finding the Fourth Proportional to 34,129.70, 51,194.55 and 22,319.90

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Solution

The fourth proportional to 34,129.70, 51,194.55 and 22,319.90 is: 33,479.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,129.70 : 51,194.55 = 22,319.90 : x
  2. Step 2: Convert to fraction form
    34,129.70/51,194.55 = 22,319.90/x
  3. Step 3: Cross multiply
    34,129.70x = 51,194.55 × 22,319.90
  4. Step 4: Simplify right side
    34,129.70x = 1,142,657,236.55
  5. Step 5: Solve for x
    x = 1,142,657,236.55/34,129.70
  6. Step 6: Final answer
    x = 33,479.85

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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.