Home / 14,758.29-20,366.54-8,043.89

Finding the Fourth Proportional to 14,758.29, 20,366.54 and 8,043.89

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Solution

The fourth proportional to 14,758.29, 20,366.54 and 8,043.89 is: 11,100.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,758.29 : 20,366.54 = 8,043.89 : x
  2. Step 2: Convert to fraction form
    14,758.29/20,366.54 = 8,043.89/x
  3. Step 3: Cross multiply
    14,758.29x = 20,366.54 × 8,043.89
  4. Step 4: Simplify right side
    14,758.29x = 163,826,065.39
  5. Step 5: Solve for x
    x = 163,826,065.39/14,758.29
  6. Step 6: Final answer
    x = 11,100.61

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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.