Home / 27,197.90-40,796.85-15,512.30

Finding the Fourth Proportional to 27,197.90, 40,796.85 and 15,512.30

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Solution

The fourth proportional to 27,197.90, 40,796.85 and 15,512.30 is: 23,268.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,197.90 : 40,796.85 = 15,512.30 : x
  2. Step 2: Convert to fraction form
    27,197.90/40,796.85 = 15,512.30/x
  3. Step 3: Cross multiply
    27,197.90x = 40,796.85 × 15,512.30
  4. Step 4: Simplify right side
    27,197.90x = 632,852,976.26
  5. Step 5: Solve for x
    x = 632,852,976.26/27,197.90
  6. Step 6: Final answer
    x = 23,268.45

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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.