Home / 21,744.90-32,617.68-6,162.51

Finding the Fourth Proportional to 21,744.90, 32,617.68 and 6,162.51

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Solution

The fourth proportional to 21,744.90, 32,617.68 and 6,162.51 is: 9,243.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,744.90 : 32,617.68 = 6,162.51 : x
  2. Step 2: Convert to fraction form
    21,744.90/32,617.68 = 6,162.51/x
  3. Step 3: Cross multiply
    21,744.90x = 32,617.68 × 6,162.51
  4. Step 4: Simplify right side
    21,744.90x = 201,006,779.18
  5. Step 5: Solve for x
    x = 201,006,779.18/21,744.90
  6. Step 6: Final answer
    x = 9,243.86

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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.