Home / 23,267.92-32,129.10-21,579.48

Finding the Fourth Proportional to 23,267.92, 32,129.10 and 21,579.48

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Solution

The fourth proportional to 23,267.92, 32,129.10 and 21,579.48 is: 29,797.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,267.92 : 32,129.10 = 21,579.48 : x
  2. Step 2: Convert to fraction form
    23,267.92/32,129.10 = 21,579.48/x
  3. Step 3: Cross multiply
    23,267.92x = 32,129.10 × 21,579.48
  4. Step 4: Simplify right side
    23,267.92x = 693,329,270.87
  5. Step 5: Solve for x
    x = 693,329,270.87/23,267.92
  6. Step 6: Final answer
    x = 29,797.65

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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.