Home / 26,922.64-40,387.68-9,389.92

Finding the Fourth Proportional to 26,922.64, 40,387.68 and 9,389.92

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Solution

The fourth proportional to 26,922.64, 40,387.68 and 9,389.92 is: 14,086.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,922.64 : 40,387.68 = 9,389.92 : x
  2. Step 2: Convert to fraction form
    26,922.64/40,387.68 = 9,389.92/x
  3. Step 3: Cross multiply
    26,922.64x = 40,387.68 × 9,389.92
  4. Step 4: Simplify right side
    26,922.64x = 379,237,084.19
  5. Step 5: Solve for x
    x = 379,237,084.19/26,922.64
  6. Step 6: Final answer
    x = 14,086.18

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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.