Home / 29,612.20-44,419.10-12,963.64

Finding the Fourth Proportional to 29,612.20, 44,419.10 and 12,963.64

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Solution

The fourth proportional to 29,612.20, 44,419.10 and 12,963.64 is: 19,445.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,612.20 : 44,419.10 = 12,963.64 : x
  2. Step 2: Convert to fraction form
    29,612.20/44,419.10 = 12,963.64/x
  3. Step 3: Cross multiply
    29,612.20x = 44,419.10 × 12,963.64
  4. Step 4: Simplify right side
    29,612.20x = 575,833,221.52
  5. Step 5: Solve for x
    x = 575,833,221.52/29,612.20
  6. Step 6: Final answer
    x = 19,445.81

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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.