Home / 23,759.64-32,791.78-13,686.12

Finding the Fourth Proportional to 23,759.64, 32,791.78 and 13,686.12

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Solution

The fourth proportional to 23,759.64, 32,791.78 and 13,686.12 is: 18,888.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,759.64 : 32,791.78 = 13,686.12 : x
  2. Step 2: Convert to fraction form
    23,759.64/32,791.78 = 13,686.12/x
  3. Step 3: Cross multiply
    23,759.64x = 32,791.78 × 13,686.12
  4. Step 4: Simplify right side
    23,759.64x = 448,792,236.09
  5. Step 5: Solve for x
    x = 448,792,236.09/23,759.64
  6. Step 6: Final answer
    x = 18,888.85

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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.