Home / 23,379.60-32,264.36-12,769.68

Finding the Fourth Proportional to 23,379.60, 32,264.36 and 12,769.68

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Solution

The fourth proportional to 23,379.60, 32,264.36 and 12,769.68 is: 17,622.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,379.60 : 32,264.36 = 12,769.68 : x
  2. Step 2: Convert to fraction form
    23,379.60/32,264.36 = 12,769.68/x
  3. Step 3: Cross multiply
    23,379.60x = 32,264.36 × 12,769.68
  4. Step 4: Simplify right side
    23,379.60x = 412,005,552.60
  5. Step 5: Solve for x
    x = 412,005,552.60/23,379.60
  6. Step 6: Final answer
    x = 17,622.44

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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.