Home / 14,757.11-20,364.54-8,042.79

Finding the Fourth Proportional to 14,757.11, 20,364.54 and 8,042.79

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Solution

The fourth proportional to 14,757.11, 20,364.54 and 8,042.79 is: 11,098.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,757.11 : 20,364.54 = 8,042.79 : x
  2. Step 2: Convert to fraction form
    14,757.11/20,364.54 = 8,042.79/x
  3. Step 3: Cross multiply
    14,757.11x = 20,364.54 × 8,042.79
  4. Step 4: Simplify right side
    14,757.11x = 163,787,718.67
  5. Step 5: Solve for x
    x = 163,787,718.67/14,757.11
  6. Step 6: Final answer
    x = 11,098.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.