Home / 23,529.87-32,471.91-13,320.14

Finding the Fourth Proportional to 23,529.87, 32,471.91 and 13,320.14

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Solution

The fourth proportional to 23,529.87, 32,471.91 and 13,320.14 is: 18,382.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,529.87 : 32,471.91 = 13,320.14 : x
  2. Step 2: Convert to fraction form
    23,529.87/32,471.91 = 13,320.14/x
  3. Step 3: Cross multiply
    23,529.87x = 32,471.91 × 13,320.14
  4. Step 4: Simplify right side
    23,529.87x = 432,530,224.91
  5. Step 5: Solve for x
    x = 432,530,224.91/23,529.87
  6. Step 6: Final answer
    x = 18,382.18

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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.