Home / 26,833.50-40,244.72-15,581.79

Finding the Fourth Proportional to 26,833.50, 40,244.72 and 15,581.79

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Solution

The fourth proportional to 26,833.50, 40,244.72 and 15,581.79 is: 23,369.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,833.50 : 40,244.72 = 15,581.79 : x
  2. Step 2: Convert to fraction form
    26,833.50/40,244.72 = 15,581.79/x
  3. Step 3: Cross multiply
    26,833.50x = 40,244.72 × 15,581.79
  4. Step 4: Simplify right side
    26,833.50x = 627,084,697.74
  5. Step 5: Solve for x
    x = 627,084,697.74/26,833.50
  6. Step 6: Final answer
    x = 23,369.47

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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.