Home / 23,205.75-32,016.60-13,642.59

Finding the Fourth Proportional to 23,205.75, 32,016.60 and 13,642.59

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Solution

The fourth proportional to 23,205.75, 32,016.60 and 13,642.59 is: 18,822.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,205.75 : 32,016.60 = 13,642.59 : x
  2. Step 2: Convert to fraction form
    23,205.75/32,016.60 = 13,642.59/x
  3. Step 3: Cross multiply
    23,205.75x = 32,016.60 × 13,642.59
  4. Step 4: Simplify right side
    23,205.75x = 436,789,346.99
  5. Step 5: Solve for x
    x = 436,789,346.99/23,205.75
  6. Step 6: Final answer
    x = 18,822.46

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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.