Home / 27,275.19-40,920.17-9,746.43

Finding the Fourth Proportional to 27,275.19, 40,920.17 and 9,746.43

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Solution

The fourth proportional to 27,275.19, 40,920.17 and 9,746.43 is: 14,622.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,275.19 : 40,920.17 = 9,746.43 : x
  2. Step 2: Convert to fraction form
    27,275.19/40,920.17 = 9,746.43/x
  3. Step 3: Cross multiply
    27,275.19x = 40,920.17 × 9,746.43
  4. Step 4: Simplify right side
    27,275.19x = 398,825,523.76
  5. Step 5: Solve for x
    x = 398,825,523.76/27,275.19
  6. Step 6: Final answer
    x = 14,622.28

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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.