Home / 26,354.72-39,532.08-18,198.56

Finding the Fourth Proportional to 26,354.72, 39,532.08 and 18,198.56

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Solution

The fourth proportional to 26,354.72, 39,532.08 and 18,198.56 is: 27,297.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,354.72 : 39,532.08 = 18,198.56 : x
  2. Step 2: Convert to fraction form
    26,354.72/39,532.08 = 18,198.56/x
  3. Step 3: Cross multiply
    26,354.72x = 39,532.08 × 18,198.56
  4. Step 4: Simplify right side
    26,354.72x = 719,426,929.80
  5. Step 5: Solve for x
    x = 719,426,929.80/26,354.72
  6. Step 6: Final answer
    x = 27,297.84

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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.