Home / 23,297.06-32,149.68-12,686.66

Finding the Fourth Proportional to 23,297.06, 32,149.68 and 12,686.66

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Solution

The fourth proportional to 23,297.06, 32,149.68 and 12,686.66 is: 17,507.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,297.06 : 32,149.68 = 12,686.66 : x
  2. Step 2: Convert to fraction form
    23,297.06/32,149.68 = 12,686.66/x
  3. Step 3: Cross multiply
    23,297.06x = 32,149.68 × 12,686.66
  4. Step 4: Simplify right side
    23,297.06x = 407,872,059.27
  5. Step 5: Solve for x
    x = 407,872,059.27/23,297.06
  6. Step 6: Final answer
    x = 17,507.45

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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.