Home / 21,082.04-31,623.03-6,301.31

Finding the Fourth Proportional to 21,082.04, 31,623.03 and 6,301.31

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Solution

The fourth proportional to 21,082.04, 31,623.03 and 6,301.31 is: 9,451.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,082.04 : 31,623.03 = 6,301.31 : x
  2. Step 2: Convert to fraction form
    21,082.04/31,623.03 = 6,301.31/x
  3. Step 3: Cross multiply
    21,082.04x = 31,623.03 × 6,301.31
  4. Step 4: Simplify right side
    21,082.04x = 199,266,515.17
  5. Step 5: Solve for x
    x = 199,266,515.17/21,082.04
  6. Step 6: Final answer
    x = 9,451.96

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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.