Home / 31,544.56-47,301.16-18,400.24

Finding the Fourth Proportional to 31,544.56, 47,301.16 and 18,400.24

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Solution

The fourth proportional to 31,544.56, 47,301.16 and 18,400.24 is: 27,591.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,544.56 : 47,301.16 = 18,400.24 : x
  2. Step 2: Convert to fraction form
    31,544.56/47,301.16 = 18,400.24/x
  3. Step 3: Cross multiply
    31,544.56x = 47,301.16 × 18,400.24
  4. Step 4: Simplify right side
    31,544.56x = 870,352,696.28
  5. Step 5: Solve for x
    x = 870,352,696.28/31,544.56
  6. Step 6: Final answer
    x = 27,591.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.