Home / 20,692.06-31,041.14-9,599.85

Finding the Fourth Proportional to 20,692.06, 31,041.14 and 9,599.85

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Solution

The fourth proportional to 20,692.06, 31,041.14 and 9,599.85 is: 14,401.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,692.06 : 31,041.14 = 9,599.85 : x
  2. Step 2: Convert to fraction form
    20,692.06/31,041.14 = 9,599.85/x
  3. Step 3: Cross multiply
    20,692.06x = 31,041.14 × 9,599.85
  4. Step 4: Simplify right side
    20,692.06x = 297,990,239.83
  5. Step 5: Solve for x
    x = 297,990,239.83/20,692.06
  6. Step 6: Final answer
    x = 14,401.19

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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.