Home / 23,815.15-32,864.60-13,204.55

Finding the Fourth Proportional to 23,815.15, 32,864.60 and 13,204.55

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Solution

The fourth proportional to 23,815.15, 32,864.60 and 13,204.55 is: 18,222.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,815.15 : 32,864.60 = 13,204.55 : x
  2. Step 2: Convert to fraction form
    23,815.15/32,864.60 = 13,204.55/x
  3. Step 3: Cross multiply
    23,815.15x = 32,864.60 × 13,204.55
  4. Step 4: Simplify right side
    23,815.15x = 433,962,369.10
  5. Step 5: Solve for x
    x = 433,962,369.10/23,815.15
  6. Step 6: Final answer
    x = 18,222.12

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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.