Home / 23,701.59-35,554.86-8,120.43

Finding the Fourth Proportional to 23,701.59, 35,554.86 and 8,120.43

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Solution

The fourth proportional to 23,701.59, 35,554.86 and 8,120.43 is: 12,181.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,701.59 : 35,554.86 = 8,120.43 : x
  2. Step 2: Convert to fraction form
    23,701.59/35,554.86 = 8,120.43/x
  3. Step 3: Cross multiply
    23,701.59x = 35,554.86 × 8,120.43
  4. Step 4: Simplify right side
    23,701.59x = 288,720,751.79
  5. Step 5: Solve for x
    x = 288,720,751.79/23,701.59
  6. Step 6: Final answer
    x = 12,181.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.