Home / 26,279.04-39,401.28-10,692.48

Finding the Fourth Proportional to 26,279.04, 39,401.28 and 10,692.48

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Solution

The fourth proportional to 26,279.04, 39,401.28 and 10,692.48 is: 16,031.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,279.04 : 39,401.28 = 10,692.48 : x
  2. Step 2: Convert to fraction form
    26,279.04/39,401.28 = 10,692.48/x
  3. Step 3: Cross multiply
    26,279.04x = 39,401.28 × 10,692.48
  4. Step 4: Simplify right side
    26,279.04x = 421,297,398.37
  5. Step 5: Solve for x
    x = 421,297,398.37/26,279.04
  6. Step 6: Final answer
    x = 16,031.69

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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.