Home / 23,815.73-32,865.36-13,205.60

Finding the Fourth Proportional to 23,815.73, 32,865.36 and 13,205.60

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Solution

The fourth proportional to 23,815.73, 32,865.36 and 13,205.60 is: 18,223.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,815.73 : 32,865.36 = 13,205.60 : x
  2. Step 2: Convert to fraction form
    23,815.73/32,865.36 = 13,205.60/x
  3. Step 3: Cross multiply
    23,815.73x = 32,865.36 × 13,205.60
  4. Step 4: Simplify right side
    23,815.73x = 434,006,633.69
  5. Step 5: Solve for x
    x = 434,006,633.69/23,815.73
  6. Step 6: Final answer
    x = 18,223.53

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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.