Home / 15,507.60-23,257.26-6,740.43

Finding the Fourth Proportional to 15,507.60, 23,257.26 and 6,740.43

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Solution

The fourth proportional to 15,507.60, 23,257.26 and 6,740.43 is: 10,108.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,507.60 : 23,257.26 = 6,740.43 : x
  2. Step 2: Convert to fraction form
    15,507.60/23,257.26 = 6,740.43/x
  3. Step 3: Cross multiply
    15,507.60x = 23,257.26 × 6,740.43
  4. Step 4: Simplify right side
    15,507.60x = 156,763,933.02
  5. Step 5: Solve for x
    x = 156,763,933.02/15,507.60
  6. Step 6: Final answer
    x = 10,108.85

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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.