Home / 17,692.56-26,545.23-8,920.87

Finding the Fourth Proportional to 17,692.56, 26,545.23 and 8,920.87

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Solution

The fourth proportional to 17,692.56, 26,545.23 and 8,920.87 is: 13,384.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,692.56 : 26,545.23 = 8,920.87 : x
  2. Step 2: Convert to fraction form
    17,692.56/26,545.23 = 8,920.87/x
  3. Step 3: Cross multiply
    17,692.56x = 26,545.23 × 8,920.87
  4. Step 4: Simplify right side
    17,692.56x = 236,806,545.95
  5. Step 5: Solve for x
    x = 236,806,545.95/17,692.56
  6. Step 6: Final answer
    x = 13,384.53

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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.