Home / 21,447.24-32,168.43-8,296.08

Finding the Fourth Proportional to 21,447.24, 32,168.43 and 8,296.08

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Solution

The fourth proportional to 21,447.24, 32,168.43 and 8,296.08 is: 12,443.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,447.24 : 32,168.43 = 8,296.08 : x
  2. Step 2: Convert to fraction form
    21,447.24/32,168.43 = 8,296.08/x
  3. Step 3: Cross multiply
    21,447.24x = 32,168.43 × 8,296.08
  4. Step 4: Simplify right side
    21,447.24x = 266,871,868.75
  5. Step 5: Solve for x
    x = 266,871,868.75/21,447.24
  6. Step 6: Final answer
    x = 12,443.18

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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.