Home / 26,898.40-40,351.20-9,373.60

Finding the Fourth Proportional to 26,898.40, 40,351.20 and 9,373.60

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Solution

The fourth proportional to 26,898.40, 40,351.20 and 9,373.60 is: 14,061.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,898.40 : 40,351.20 = 9,373.60 : x
  2. Step 2: Convert to fraction form
    26,898.40/40,351.20 = 9,373.60/x
  3. Step 3: Cross multiply
    26,898.40x = 40,351.20 × 9,373.60
  4. Step 4: Simplify right side
    26,898.40x = 378,236,008.32
  5. Step 5: Solve for x
    x = 378,236,008.32/26,898.40
  6. Step 6: Final answer
    x = 14,061.65

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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.