Home / 29,187.20-43,780.80-26,076.80

Finding the Fourth Proportional to 29,187.20, 43,780.80 and 26,076.80

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Solution

The fourth proportional to 29,187.20, 43,780.80 and 26,076.80 is: 39,115.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,187.20 : 43,780.80 = 26,076.80 : x
  2. Step 2: Convert to fraction form
    29,187.20/43,780.80 = 26,076.80/x
  3. Step 3: Cross multiply
    29,187.20x = 43,780.80 × 26,076.80
  4. Step 4: Simplify right side
    29,187.20x = 1,141,663,165.44
  5. Step 5: Solve for x
    x = 1,141,663,165.44/29,187.20
  6. Step 6: Final answer
    x = 39,115.20

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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.