Home / 23,439.69-35,145.68-9,191.25

Finding the Fourth Proportional to 23,439.69, 35,145.68 and 9,191.25

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Solution

The fourth proportional to 23,439.69, 35,145.68 and 9,191.25 is: 13,781.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,439.69 : 35,145.68 = 9,191.25 : x
  2. Step 2: Convert to fraction form
    23,439.69/35,145.68 = 9,191.25/x
  3. Step 3: Cross multiply
    23,439.69x = 35,145.68 × 9,191.25
  4. Step 4: Simplify right side
    23,439.69x = 323,032,685.34
  5. Step 5: Solve for x
    x = 323,032,685.34/23,439.69
  6. Step 6: Final answer
    x = 13,781.44

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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.