Home / 26,844.82-40,270.48-7,123.74

Finding the Fourth Proportional to 26,844.82, 40,270.48 and 7,123.74

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Solution

The fourth proportional to 26,844.82, 40,270.48 and 7,123.74 is: 10,686.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,844.82 : 40,270.48 = 7,123.74 : x
  2. Step 2: Convert to fraction form
    26,844.82/40,270.48 = 7,123.74/x
  3. Step 3: Cross multiply
    26,844.82x = 40,270.48 × 7,123.74
  4. Step 4: Simplify right side
    26,844.82x = 286,876,429.20
  5. Step 5: Solve for x
    x = 286,876,429.20/26,844.82
  6. Step 6: Final answer
    x = 10,686.47

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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.