Home / 26,724.26-36,883.37-15,391.55

Finding the Fourth Proportional to 26,724.26, 36,883.37 and 15,391.55

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Solution

The fourth proportional to 26,724.26, 36,883.37 and 15,391.55 is: 21,242.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,724.26 : 36,883.37 = 15,391.55 : x
  2. Step 2: Convert to fraction form
    26,724.26/36,883.37 = 15,391.55/x
  3. Step 3: Cross multiply
    26,724.26x = 36,883.37 × 15,391.55
  4. Step 4: Simplify right side
    26,724.26x = 567,692,070.16
  5. Step 5: Solve for x
    x = 567,692,070.16/26,724.26
  6. Step 6: Final answer
    x = 21,242.58

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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.