Home / 23,391.78-32,269.86-13,956.90

Finding the Fourth Proportional to 23,391.78, 32,269.86 and 13,956.90

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Solution

The fourth proportional to 23,391.78, 32,269.86 and 13,956.90 is: 19,254.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,391.78 : 32,269.86 = 13,956.90 : x
  2. Step 2: Convert to fraction form
    23,391.78/32,269.86 = 13,956.90/x
  3. Step 3: Cross multiply
    23,391.78x = 32,269.86 × 13,956.90
  4. Step 4: Simplify right side
    23,391.78x = 450,387,209.03
  5. Step 5: Solve for x
    x = 450,387,209.03/23,391.78
  6. Step 6: Final answer
    x = 19,254.08

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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.