Home / 23,170.79-34,725.43-12,074.50

Finding the Fourth Proportional to 23,170.79, 34,725.43 and 12,074.50

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Solution

The fourth proportional to 23,170.79, 34,725.43 and 12,074.50 is: 18,095.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,170.79 : 34,725.43 = 12,074.50 : x
  2. Step 2: Convert to fraction form
    23,170.79/34,725.43 = 12,074.50/x
  3. Step 3: Cross multiply
    23,170.79x = 34,725.43 × 12,074.50
  4. Step 4: Simplify right side
    23,170.79x = 419,292,263.03
  5. Step 5: Solve for x
    x = 419,292,263.03/23,170.79
  6. Step 6: Final answer
    x = 18,095.72

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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.