Home / 14,785.73-22,166.80-8,538.65

Finding the Fourth Proportional to 14,785.73, 22,166.80 and 8,538.65

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Solution

The fourth proportional to 14,785.73, 22,166.80 and 8,538.65 is: 12,801.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,785.73 : 22,166.80 = 8,538.65 : x
  2. Step 2: Convert to fraction form
    14,785.73/22,166.80 = 8,538.65/x
  3. Step 3: Cross multiply
    14,785.73x = 22,166.80 × 8,538.65
  4. Step 4: Simplify right side
    14,785.73x = 189,274,546.82
  5. Step 5: Solve for x
    x = 189,274,546.82/14,785.73
  6. Step 6: Final answer
    x = 12,801.16

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1.5x scale

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.