Home / 29,390.27-40,558.56-15,961.52

Finding the Fourth Proportional to 29,390.27, 40,558.56 and 15,961.52

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Solution

The fourth proportional to 29,390.27, 40,558.56 and 15,961.52 is: 22,026.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,390.27 : 40,558.56 = 15,961.52 : x
  2. Step 2: Convert to fraction form
    29,390.27/40,558.56 = 15,961.52/x
  3. Step 3: Cross multiply
    29,390.27x = 40,558.56 × 15,961.52
  4. Step 4: Simplify right side
    29,390.27x = 647,376,308.15
  5. Step 5: Solve for x
    x = 647,376,308.15/29,390.27
  6. Step 6: Final answer
    x = 22,026.90

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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.