Home / 27,276.19-40,921.67-9,747.43

Finding the Fourth Proportional to 27,276.19, 40,921.67 and 9,747.43

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Solution

The fourth proportional to 27,276.19, 40,921.67 and 9,747.43 is: 14,623.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,276.19 : 40,921.67 = 9,747.43 : x
  2. Step 2: Convert to fraction form
    27,276.19/40,921.67 = 9,747.43/x
  3. Step 3: Cross multiply
    27,276.19x = 40,921.67 × 9,747.43
  4. Step 4: Simplify right side
    27,276.19x = 398,881,113.81
  5. Step 5: Solve for x
    x = 398,881,113.81/27,276.19
  6. Step 6: Final answer
    x = 14,623.78

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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.