Home / 31,322.43-43,227.14-17,176.19

Finding the Fourth Proportional to 31,322.43, 43,227.14 and 17,176.19

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Solution

The fourth proportional to 31,322.43, 43,227.14 and 17,176.19 is: 23,704.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,322.43 : 43,227.14 = 17,176.19 : x
  2. Step 2: Convert to fraction form
    31,322.43/43,227.14 = 17,176.19/x
  3. Step 3: Cross multiply
    31,322.43x = 43,227.14 × 17,176.19
  4. Step 4: Simplify right side
    31,322.43x = 742,477,267.78
  5. Step 5: Solve for x
    x = 742,477,267.78/31,322.43
  6. Step 6: Final answer
    x = 23,704.33

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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.