Home / 34,272.60-51,403.14-12,080.76

Finding the Fourth Proportional to 34,272.60, 51,403.14 and 12,080.76

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Solution

The fourth proportional to 34,272.60, 51,403.14 and 12,080.76 is: 18,119.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,272.60 : 51,403.14 = 12,080.76 : x
  2. Step 2: Convert to fraction form
    34,272.60/51,403.14 = 12,080.76/x
  3. Step 3: Cross multiply
    34,272.60x = 51,403.14 × 12,080.76
  4. Step 4: Simplify right side
    34,272.60x = 620,988,997.59
  5. Step 5: Solve for x
    x = 620,988,997.59/34,272.60
  6. Step 6: Final answer
    x = 18,119.11

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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.