Home / 23,792.90-32,833.80-13,720.55

Finding the Fourth Proportional to 23,792.90, 32,833.80 and 13,720.55

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Solution

The fourth proportional to 23,792.90, 32,833.80 and 13,720.55 is: 18,934.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,792.90 : 32,833.80 = 13,720.55 : x
  2. Step 2: Convert to fraction form
    23,792.90/32,833.80 = 13,720.55/x
  3. Step 3: Cross multiply
    23,792.90x = 32,833.80 × 13,720.55
  4. Step 4: Simplify right side
    23,792.90x = 450,497,630.42
  5. Step 5: Solve for x
    x = 450,497,630.42/23,792.90
  6. Step 6: Final answer
    x = 18,934.12

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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.