Home / 23,292.78-32,138.77-19,531.14

Finding the Fourth Proportional to 23,292.78, 32,138.77 and 19,531.14

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Solution

The fourth proportional to 23,292.78, 32,138.77 and 19,531.14 is: 26,948.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,292.78 : 32,138.77 = 19,531.14 : x
  2. Step 2: Convert to fraction form
    23,292.78/32,138.77 = 19,531.14/x
  3. Step 3: Cross multiply
    23,292.78x = 32,138.77 × 19,531.14
  4. Step 4: Simplify right side
    23,292.78x = 627,706,816.30
  5. Step 5: Solve for x
    x = 627,706,816.30/23,292.78
  6. Step 6: Final answer
    x = 26,948.56

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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.