Home / 26,855.85-40,283.80-10,212.04

Finding the Fourth Proportional to 26,855.85, 40,283.80 and 10,212.04

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Solution

The fourth proportional to 26,855.85, 40,283.80 and 10,212.04 is: 15,318.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,855.85 : 40,283.80 = 10,212.04 : x
  2. Step 2: Convert to fraction form
    26,855.85/40,283.80 = 10,212.04/x
  3. Step 3: Cross multiply
    26,855.85x = 40,283.80 × 10,212.04
  4. Step 4: Simplify right side
    26,855.85x = 411,379,801.78
  5. Step 5: Solve for x
    x = 411,379,801.78/26,855.85
  6. Step 6: Final answer
    x = 15,318.07

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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.