Home / 26,956.65-40,427.18-9,186.91

Finding the Fourth Proportional to 26,956.65, 40,427.18 and 9,186.91

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Solution

The fourth proportional to 26,956.65, 40,427.18 and 9,186.91 is: 13,777.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,956.65 : 40,427.18 = 9,186.91 : x
  2. Step 2: Convert to fraction form
    26,956.65/40,427.18 = 9,186.91/x
  3. Step 3: Cross multiply
    26,956.65x = 40,427.18 × 9,186.91
  4. Step 4: Simplify right side
    26,956.65x = 371,400,864.21
  5. Step 5: Solve for x
    x = 371,400,864.21/26,956.65
  6. Step 6: Final answer
    x = 13,777.71

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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.