Home / 28,729.91-43,187.13-26,675.48

Finding the Fourth Proportional to 28,729.91, 43,187.13 and 26,675.48

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Solution

The fourth proportional to 28,729.91, 43,187.13 and 26,675.48 is: 40,098.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,729.91 : 43,187.13 = 26,675.48 : x
  2. Step 2: Convert to fraction form
    28,729.91/43,187.13 = 26,675.48/x
  3. Step 3: Cross multiply
    28,729.91x = 43,187.13 × 26,675.48
  4. Step 4: Simplify right side
    28,729.91x = 1,152,037,422.57
  5. Step 5: Solve for x
    x = 1,152,037,422.57/28,729.91
  6. Step 6: Final answer
    x = 40,098.89

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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.