Home / 26,992.10-40,488.15-7,272.20

Finding the Fourth Proportional to 26,992.10, 40,488.15 and 7,272.20

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Solution

The fourth proportional to 26,992.10, 40,488.15 and 7,272.20 is: 10,908.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,992.10 : 40,488.15 = 7,272.20 : x
  2. Step 2: Convert to fraction form
    26,992.10/40,488.15 = 7,272.20/x
  3. Step 3: Cross multiply
    26,992.10x = 40,488.15 × 7,272.20
  4. Step 4: Simplify right side
    26,992.10x = 294,437,721.99
  5. Step 5: Solve for x
    x = 294,437,721.99/26,992.10
  6. Step 6: Final answer
    x = 10,908.29

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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.