Home / 26,579.18-39,869.72-9,046.74

Finding the Fourth Proportional to 26,579.18, 39,869.72 and 9,046.74

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Solution

The fourth proportional to 26,579.18, 39,869.72 and 9,046.74 is: 13,570.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,579.18 : 39,869.72 = 9,046.74 : x
  2. Step 2: Convert to fraction form
    26,579.18/39,869.72 = 9,046.74/x
  3. Step 3: Cross multiply
    26,579.18x = 39,869.72 × 9,046.74
  4. Step 4: Simplify right side
    26,579.18x = 360,690,990.71
  5. Step 5: Solve for x
    x = 360,690,990.71/26,579.18
  6. Step 6: Final answer
    x = 13,570.43

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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.