Home / 17,439.20-24,069.91-11,471.45

Finding the Fourth Proportional to 17,439.20, 24,069.91 and 11,471.45

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Solution

The fourth proportional to 17,439.20, 24,069.91 and 11,471.45 is: 15,833.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,439.20 : 24,069.91 = 11,471.45 : x
  2. Step 2: Convert to fraction form
    17,439.20/24,069.91 = 11,471.45/x
  3. Step 3: Cross multiply
    17,439.20x = 24,069.91 × 11,471.45
  4. Step 4: Simplify right side
    17,439.20x = 276,116,769.07
  5. Step 5: Solve for x
    x = 276,116,769.07/17,439.20
  6. Step 6: Final answer
    x = 15,833.11

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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.