Home / 31,396.92-43,366.08-23,474.28

Finding the Fourth Proportional to 31,396.92, 43,366.08 and 23,474.28

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Solution

The fourth proportional to 31,396.92, 43,366.08 and 23,474.28 is: 32,423.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,396.92 : 43,366.08 = 23,474.28 : x
  2. Step 2: Convert to fraction form
    31,396.92/43,366.08 = 23,474.28/x
  3. Step 3: Cross multiply
    31,396.92x = 43,366.08 × 23,474.28
  4. Step 4: Simplify right side
    31,396.92x = 1,017,987,504.42
  5. Step 5: Solve for x
    x = 1,017,987,504.42/31,396.92
  6. Step 6: Final answer
    x = 32,423.16

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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.