Home / 26,855.11-40,282.68-10,211.29

Finding the Fourth Proportional to 26,855.11, 40,282.68 and 10,211.29

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Solution

The fourth proportional to 26,855.11, 40,282.68 and 10,211.29 is: 15,316.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,855.11 : 40,282.68 = 10,211.29 : x
  2. Step 2: Convert to fraction form
    26,855.11/40,282.68 = 10,211.29/x
  3. Step 3: Cross multiply
    26,855.11x = 40,282.68 × 10,211.29
  4. Step 4: Simplify right side
    26,855.11x = 411,338,127.46
  5. Step 5: Solve for x
    x = 411,338,127.46/26,855.11
  6. Step 6: Final answer
    x = 15,316.94

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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.