Home / 26,889.20-40,333.80-9,346.70

Finding the Fourth Proportional to 26,889.20, 40,333.80 and 9,346.70

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Solution

The fourth proportional to 26,889.20, 40,333.80 and 9,346.70 is: 14,020.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,889.20 : 40,333.80 = 9,346.70 : x
  2. Step 2: Convert to fraction form
    26,889.20/40,333.80 = 9,346.70/x
  3. Step 3: Cross multiply
    26,889.20x = 40,333.80 × 9,346.70
  4. Step 4: Simplify right side
    26,889.20x = 376,987,928.46
  5. Step 5: Solve for x
    x = 376,987,928.46/26,889.20
  6. Step 6: Final answer
    x = 14,020.05

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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.