Home / 10,821.26-16,233.18-10,230.77

Finding the Fourth Proportional to 10,821.26, 16,233.18 and 10,230.77

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Solution

The fourth proportional to 10,821.26, 16,233.18 and 10,230.77 is: 15,347.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,821.26 : 16,233.18 = 10,230.77 : x
  2. Step 2: Convert to fraction form
    10,821.26/16,233.18 = 10,230.77/x
  3. Step 3: Cross multiply
    10,821.26x = 16,233.18 × 10,230.77
  4. Step 4: Simplify right side
    10,821.26x = 166,077,872.29
  5. Step 5: Solve for x
    x = 166,077,872.29/10,821.26
  6. Step 6: Final answer
    x = 15,347.37

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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.