Home / 16,822.18-23,215.17-9,269.38

Finding the Fourth Proportional to 16,822.18, 23,215.17 and 9,269.38

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Solution

The fourth proportional to 16,822.18, 23,215.17 and 9,269.38 is: 12,792.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,822.18 : 23,215.17 = 9,269.38 : x
  2. Step 2: Convert to fraction form
    16,822.18/23,215.17 = 9,269.38/x
  3. Step 3: Cross multiply
    16,822.18x = 23,215.17 × 9,269.38
  4. Step 4: Simplify right side
    16,822.18x = 215,190,232.49
  5. Step 5: Solve for x
    x = 215,190,232.49/16,822.18
  6. Step 6: Final answer
    x = 12,792.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.