Home / 23,815.46-32,865.18-13,205.09

Finding the Fourth Proportional to 23,815.46, 32,865.18 and 13,205.09

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Solution

The fourth proportional to 23,815.46, 32,865.18 and 13,205.09 is: 18,222.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,815.46 : 32,865.18 = 13,205.09 : x
  2. Step 2: Convert to fraction form
    23,815.46/32,865.18 = 13,205.09/x
  3. Step 3: Cross multiply
    23,815.46x = 32,865.18 × 13,205.09
  4. Step 4: Simplify right side
    23,815.46x = 433,987,659.77
  5. Step 5: Solve for x
    x = 433,987,659.77/23,815.46
  6. Step 6: Final answer
    x = 18,222.94

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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.