Home / 23,297.60-32,150.40-12,686.96

Finding the Fourth Proportional to 23,297.60, 32,150.40 and 12,686.96

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Solution

The fourth proportional to 23,297.60, 32,150.40 and 12,686.96 is: 17,507.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,297.60 : 32,150.40 = 12,686.96 : x
  2. Step 2: Convert to fraction form
    23,297.60/32,150.40 = 12,686.96/x
  3. Step 3: Cross multiply
    23,297.60x = 32,150.40 × 12,686.96
  4. Step 4: Simplify right side
    23,297.60x = 407,890,838.78
  5. Step 5: Solve for x
    x = 407,890,838.78/23,297.60
  6. Step 6: Final answer
    x = 17,507.85

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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.