Home / 17,692.81-26,540.16-4,545.28

Finding the Fourth Proportional to 17,692.81, 26,540.16 and 4,545.28

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Solution

The fourth proportional to 17,692.81, 26,540.16 and 4,545.28 is: 6,818.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,692.81 : 26,540.16 = 4,545.28 : x
  2. Step 2: Convert to fraction form
    17,692.81/26,540.16 = 4,545.28/x
  3. Step 3: Cross multiply
    17,692.81x = 26,540.16 × 4,545.28
  4. Step 4: Simplify right side
    17,692.81x = 120,632,458.44
  5. Step 5: Solve for x
    x = 120,632,458.44/17,692.81
  6. Step 6: Final answer
    x = 6,818.16

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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.