Home / 20,822.74-31,233.91-6,031.53

Finding the Fourth Proportional to 20,822.74, 31,233.91 and 6,031.53

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Solution

The fourth proportional to 20,822.74, 31,233.91 and 6,031.53 is: 9,047.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,822.74 : 31,233.91 = 6,031.53 : x
  2. Step 2: Convert to fraction form
    20,822.74/31,233.91 = 6,031.53/x
  3. Step 3: Cross multiply
    20,822.74x = 31,233.91 × 6,031.53
  4. Step 4: Simplify right side
    20,822.74x = 188,388,265.18
  5. Step 5: Solve for x
    x = 188,388,265.18/20,822.74
  6. Step 6: Final answer
    x = 9,047.24

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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.