Home / 21,089.26-31,633.92-6,297.01

Finding the Fourth Proportional to 21,089.26, 31,633.92 and 6,297.01

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Solution

The fourth proportional to 21,089.26, 31,633.92 and 6,297.01 is: 9,445.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,089.26 : 31,633.92 = 6,297.01 : x
  2. Step 2: Convert to fraction form
    21,089.26/31,633.92 = 6,297.01/x
  3. Step 3: Cross multiply
    21,089.26x = 31,633.92 × 6,297.01
  4. Step 4: Simplify right side
    21,089.26x = 199,199,173.74
  5. Step 5: Solve for x
    x = 199,199,173.74/21,089.26
  6. Step 6: Final answer
    x = 9,445.53

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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.