Home / 26,615.52-39,933.36-9,982.98

Finding the Fourth Proportional to 26,615.52, 39,933.36 and 9,982.98

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Solution

The fourth proportional to 26,615.52, 39,933.36 and 9,982.98 is: 14,978.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,615.52 : 39,933.36 = 9,982.98 : x
  2. Step 2: Convert to fraction form
    26,615.52/39,933.36 = 9,982.98/x
  3. Step 3: Cross multiply
    26,615.52x = 39,933.36 × 9,982.98
  4. Step 4: Simplify right side
    26,615.52x = 398,653,934.21
  5. Step 5: Solve for x
    x = 398,653,934.21/26,615.52
  6. Step 6: Final answer
    x = 14,978.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.