Home / 15,553.49-23,321.57-9,230.94

Finding the Fourth Proportional to 15,553.49, 23,321.57 and 9,230.94

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Solution

The fourth proportional to 15,553.49, 23,321.57 and 9,230.94 is: 13,841.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553.49 : 23,321.57 = 9,230.94 : x
  2. Step 2: Convert to fraction form
    15,553.49/23,321.57 = 9,230.94/x
  3. Step 3: Cross multiply
    15,553.49x = 23,321.57 × 9,230.94
  4. Step 4: Simplify right side
    15,553.49x = 215,279,896.77
  5. Step 5: Solve for x
    x = 215,279,896.77/15,553.49
  6. Step 6: Final answer
    x = 13,841.26

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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.