Home / 23,780.04-32,817.17-13,169.45

Finding the Fourth Proportional to 23,780.04, 32,817.17 and 13,169.45

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Solution

The fourth proportional to 23,780.04, 32,817.17 and 13,169.45 is: 18,174.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,780.04 : 32,817.17 = 13,169.45 : x
  2. Step 2: Convert to fraction form
    23,780.04/32,817.17 = 13,169.45/x
  3. Step 3: Cross multiply
    23,780.04x = 32,817.17 × 13,169.45
  4. Step 4: Simplify right side
    23,780.04x = 432,183,849.52
  5. Step 5: Solve for x
    x = 432,183,849.52/23,780.04
  6. Step 6: Final answer
    x = 18,174.23

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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.