Home / 31,655.79-43,684.25-17,508.33

Finding the Fourth Proportional to 31,655.79, 43,684.25 and 17,508.33

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Solution

The fourth proportional to 31,655.79, 43,684.25 and 17,508.33 is: 24,161.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,655.79 : 43,684.25 = 17,508.33 : x
  2. Step 2: Convert to fraction form
    31,655.79/43,684.25 = 17,508.33/x
  3. Step 3: Cross multiply
    31,655.79x = 43,684.25 × 17,508.33
  4. Step 4: Simplify right side
    31,655.79x = 764,838,177.26
  5. Step 5: Solve for x
    x = 764,838,177.26/31,655.79
  6. Step 6: Final answer
    x = 24,161.08

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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.