Home / 23,379.52-32,264.16-12,769.60

Finding the Fourth Proportional to 23,379.52, 32,264.16 and 12,769.60

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Solution

The fourth proportional to 23,379.52, 32,264.16 and 12,769.60 is: 17,622.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,379.52 : 32,264.16 = 12,769.60 : x
  2. Step 2: Convert to fraction form
    23,379.52/32,264.16 = 12,769.60/x
  3. Step 3: Cross multiply
    23,379.52x = 32,264.16 × 12,769.60
  4. Step 4: Simplify right side
    23,379.52x = 412,000,417.54
  5. Step 5: Solve for x
    x = 412,000,417.54/23,379.52
  6. Step 6: Final answer
    x = 17,622.28

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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.