Home / 21,373.26-32,062.68-8,223.99

Finding the Fourth Proportional to 21,373.26, 32,062.68 and 8,223.99

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Solution

The fourth proportional to 21,373.26, 32,062.68 and 8,223.99 is: 12,337.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,373.26 : 32,062.68 = 8,223.99 : x
  2. Step 2: Convert to fraction form
    21,373.26/32,062.68 = 8,223.99/x
  3. Step 3: Cross multiply
    21,373.26x = 32,062.68 × 8,223.99
  4. Step 4: Simplify right side
    21,373.26x = 263,683,159.69
  5. Step 5: Solve for x
    x = 263,683,159.69/21,373.26
  6. Step 6: Final answer
    x = 12,337.06

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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.