Home / 31,499.60-43,467.39-17,352.45

Finding the Fourth Proportional to 31,499.60, 43,467.39 and 17,352.45

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Solution

The fourth proportional to 31,499.60, 43,467.39 and 17,352.45 is: 23,945.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,499.60 : 43,467.39 = 17,352.45 : x
  2. Step 2: Convert to fraction form
    31,499.60/43,467.39 = 17,352.45/x
  3. Step 3: Cross multiply
    31,499.60x = 43,467.39 × 17,352.45
  4. Step 4: Simplify right side
    31,499.60x = 754,265,407.51
  5. Step 5: Solve for x
    x = 754,265,407.51/31,499.60
  6. Step 6: Final answer
    x = 23,945.24

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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.