Home / 29,322.54-40,464.12-17,378.79

Finding the Fourth Proportional to 29,322.54, 40,464.12 and 17,378.79

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Solution

The fourth proportional to 29,322.54, 40,464.12 and 17,378.79 is: 23,982.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,322.54 : 40,464.12 = 17,378.79 : x
  2. Step 2: Convert to fraction form
    29,322.54/40,464.12 = 17,378.79/x
  3. Step 3: Cross multiply
    29,322.54x = 40,464.12 × 17,378.79
  4. Step 4: Simplify right side
    29,322.54x = 703,217,357.44
  5. Step 5: Solve for x
    x = 703,217,357.44/29,322.54
  6. Step 6: Final answer
    x = 23,982.14

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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.