Home / 28,399.00-42,606.17-8,677.02

Finding the Fourth Proportional to 28,399.00, 42,606.17 and 8,677.02

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Solution

The fourth proportional to 28,399.00, 42,606.17 and 8,677.02 is: 13,017.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,399.00 : 42,606.17 = 8,677.02 : x
  2. Step 2: Convert to fraction form
    28,399.00/42,606.17 = 8,677.02/x
  3. Step 3: Cross multiply
    28,399.00x = 42,606.17 × 8,677.02
  4. Step 4: Simplify right side
    28,399.00x = 369,694,589.21
  5. Step 5: Solve for x
    x = 369,694,589.21/28,399.00
  6. Step 6: Final answer
    x = 13,017.87

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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.