Home / 31,468.68-43,427.16-17,322.48

Finding the Fourth Proportional to 31,468.68, 43,427.16 and 17,322.48

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Solution

The fourth proportional to 31,468.68, 43,427.16 and 17,322.48 is: 23,905.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,468.68 : 43,427.16 = 17,322.48 : x
  2. Step 2: Convert to fraction form
    31,468.68/43,427.16 = 17,322.48/x
  3. Step 3: Cross multiply
    31,468.68x = 43,427.16 × 17,322.48
  4. Step 4: Simplify right side
    31,468.68x = 752,266,110.56
  5. Step 5: Solve for x
    x = 752,266,110.56/31,468.68
  6. Step 6: Final answer
    x = 23,905.23

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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.