Home / 20,692.86-31,044.15-5,901.99

Finding the Fourth Proportional to 20,692.86, 31,044.15 and 5,901.99

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Solution

The fourth proportional to 20,692.86, 31,044.15 and 5,901.99 is: 8,854.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,692.86 : 31,044.15 = 5,901.99 : x
  2. Step 2: Convert to fraction form
    20,692.86/31,044.15 = 5,901.99/x
  3. Step 3: Cross multiply
    20,692.86x = 31,044.15 × 5,901.99
  4. Step 4: Simplify right side
    20,692.86x = 183,222,262.86
  5. Step 5: Solve for x
    x = 183,222,262.86/20,692.86
  6. Step 6: Final answer
    x = 8,854.37

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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.