Home / 14,757.29-20,364.51-8,042.76

Finding the Fourth Proportional to 14,757.29, 20,364.51 and 8,042.76

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Solution

The fourth proportional to 14,757.29, 20,364.51 and 8,042.76 is: 11,098.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,757.29 : 20,364.51 = 8,042.76 : x
  2. Step 2: Convert to fraction form
    14,757.29/20,364.51 = 8,042.76/x
  3. Step 3: Cross multiply
    14,757.29x = 20,364.51 × 8,042.76
  4. Step 4: Simplify right side
    14,757.29x = 163,786,896.61
  5. Step 5: Solve for x
    x = 163,786,896.61/14,757.29
  6. Step 6: Final answer
    x = 11,098.71

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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.