Home / 48,418.05-66,808.49-27,198.21

Finding the Fourth Proportional to 48,418.05, 66,808.49 and 27,198.21

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Solution

The fourth proportional to 48,418.05, 66,808.49 and 27,198.21 is: 37,528.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,418.05 : 66,808.49 = 27,198.21 : x
  2. Step 2: Convert to fraction form
    48,418.05/66,808.49 = 27,198.21/x
  3. Step 3: Cross multiply
    48,418.05x = 66,808.49 × 27,198.21
  4. Step 4: Simplify right side
    48,418.05x = 1,817,071,204.81
  5. Step 5: Solve for x
    x = 1,817,071,204.81/48,418.05
  6. Step 6: Final answer
    x = 37,528.80

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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.