Home / 47,843.98-66,018.18-26,620.36

Finding the Fourth Proportional to 47,843.98, 66,018.18 and 26,620.36

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Solution

The fourth proportional to 47,843.98, 66,018.18 and 26,620.36 is: 36,732.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,843.98 : 66,018.18 = 26,620.36 : x
  2. Step 2: Convert to fraction form
    47,843.98/66,018.18 = 26,620.36/x
  3. Step 3: Cross multiply
    47,843.98x = 66,018.18 × 26,620.36
  4. Step 4: Simplify right side
    47,843.98x = 1,757,427,718.14
  5. Step 5: Solve for x
    x = 1,757,427,718.14/47,843.98
  6. Step 6: Final answer
    x = 36,732.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.