Home / 21,545.44-32,318.16-6,755.50

Finding the Fourth Proportional to 21,545.44, 32,318.16 and 6,755.50

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Solution

The fourth proportional to 21,545.44, 32,318.16 and 6,755.50 is: 10,133.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,545.44 : 32,318.16 = 6,755.50 : x
  2. Step 2: Convert to fraction form
    21,545.44/32,318.16 = 6,755.50/x
  3. Step 3: Cross multiply
    21,545.44x = 32,318.16 × 6,755.50
  4. Step 4: Simplify right side
    21,545.44x = 218,325,401.94
  5. Step 5: Solve for x
    x = 218,325,401.94/21,545.44
  6. Step 6: Final answer
    x = 10,133.25

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1.5x scale

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.