Home / 23,139.14-34,708.84-8,337.65

Finding the Fourth Proportional to 23,139.14, 34,708.84 and 8,337.65

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Solution

The fourth proportional to 23,139.14, 34,708.84 and 8,337.65 is: 12,506.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,139.14 : 34,708.84 = 8,337.65 : x
  2. Step 2: Convert to fraction form
    23,139.14/34,708.84 = 8,337.65/x
  3. Step 3: Cross multiply
    23,139.14x = 34,708.84 × 8,337.65
  4. Step 4: Simplify right side
    23,139.14x = 289,389,965.44
  5. Step 5: Solve for x
    x = 289,389,965.44/23,139.14
  6. Step 6: Final answer
    x = 12,506.52

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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.