Home / 23,815.20-32,864.40-13,204.92

Finding the Fourth Proportional to 23,815.20, 32,864.40 and 13,204.92

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Solution

The fourth proportional to 23,815.20, 32,864.40 and 13,204.92 is: 18,222.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,815.20 : 32,864.40 = 13,204.92 : x
  2. Step 2: Convert to fraction form
    23,815.20/32,864.40 = 13,204.92/x
  3. Step 3: Cross multiply
    23,815.20x = 32,864.40 × 13,204.92
  4. Step 4: Simplify right side
    23,815.20x = 433,971,772.85
  5. Step 5: Solve for x
    x = 433,971,772.85/23,815.20
  6. Step 6: Final answer
    x = 18,222.47

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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.