Home / 20,083.24-30,125.10-9,554.38

Finding the Fourth Proportional to 20,083.24, 30,125.10 and 9,554.38

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Solution

The fourth proportional to 20,083.24, 30,125.10 and 9,554.38 is: 14,331.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,083.24 : 30,125.10 = 9,554.38 : x
  2. Step 2: Convert to fraction form
    20,083.24/30,125.10 = 9,554.38/x
  3. Step 3: Cross multiply
    20,083.24x = 30,125.10 × 9,554.38
  4. Step 4: Simplify right side
    20,083.24x = 287,826,652.94
  5. Step 5: Solve for x
    x = 287,826,652.94/20,083.24
  6. Step 6: Final answer
    x = 14,331.68

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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.