Home / 31,633.20-43,655.52-17,487.36

Finding the Fourth Proportional to 31,633.20, 43,655.52 and 17,487.36

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Solution

The fourth proportional to 31,633.20, 43,655.52 and 17,487.36 is: 24,133.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,633.20 : 43,655.52 = 17,487.36 : x
  2. Step 2: Convert to fraction form
    31,633.20/43,655.52 = 17,487.36/x
  3. Step 3: Cross multiply
    31,633.20x = 43,655.52 × 17,487.36
  4. Step 4: Simplify right side
    31,633.20x = 763,419,794.23
  5. Step 5: Solve for x
    x = 763,419,794.23/31,633.20
  6. Step 6: Final answer
    x = 24,133.50

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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.