Home / 23,719.80-32,735.86-13,648.68

Finding the Fourth Proportional to 23,719.80, 32,735.86 and 13,648.68

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Solution

The fourth proportional to 23,719.80, 32,735.86 and 13,648.68 is: 18,836.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,719.80 : 32,735.86 = 13,648.68 : x
  2. Step 2: Convert to fraction form
    23,719.80/32,735.86 = 13,648.68/x
  3. Step 3: Cross multiply
    23,719.80x = 32,735.86 × 13,648.68
  4. Step 4: Simplify right side
    23,719.80x = 446,801,277.66
  5. Step 5: Solve for x
    x = 446,801,277.66/23,719.80
  6. Step 6: Final answer
    x = 18,836.64

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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.