Home / 23,780.01-32,817.40-13,169.65

Finding the Fourth Proportional to 23,780.01, 32,817.40 and 13,169.65

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Solution

The fourth proportional to 23,780.01, 32,817.40 and 13,169.65 is: 18,174.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,780.01 : 32,817.40 = 13,169.65 : x
  2. Step 2: Convert to fraction form
    23,780.01/32,817.40 = 13,169.65/x
  3. Step 3: Cross multiply
    23,780.01x = 32,817.40 × 13,169.65
  4. Step 4: Simplify right side
    23,780.01x = 432,193,671.91
  5. Step 5: Solve for x
    x = 432,193,671.91/23,780.01
  6. Step 6: Final answer
    x = 18,174.66

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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.