Home / 23,800.78-32,845.08-13,191.10

Finding the Fourth Proportional to 23,800.78, 32,845.08 and 13,191.10

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Solution

The fourth proportional to 23,800.78, 32,845.08 and 13,191.10 is: 18,203.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,800.78 : 32,845.08 = 13,191.10 : x
  2. Step 2: Convert to fraction form
    23,800.78/32,845.08 = 13,191.10/x
  3. Step 3: Cross multiply
    23,800.78x = 32,845.08 × 13,191.10
  4. Step 4: Simplify right side
    23,800.78x = 433,262,627.94
  5. Step 5: Solve for x
    x = 433,262,627.94/23,800.78
  6. Step 6: Final answer
    x = 18,203.71

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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.