Home / 48,306.12-66,661.02-27,086.28

Finding the Fourth Proportional to 48,306.12, 66,661.02 and 27,086.28

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Solution

The fourth proportional to 48,306.12, 66,661.02 and 27,086.28 is: 37,378.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,306.12 : 66,661.02 = 27,086.28 : x
  2. Step 2: Convert to fraction form
    48,306.12/66,661.02 = 27,086.28/x
  3. Step 3: Cross multiply
    48,306.12x = 66,661.02 × 27,086.28
  4. Step 4: Simplify right side
    48,306.12x = 1,805,599,052.81
  5. Step 5: Solve for x
    x = 1,805,599,052.81/48,306.12
  6. Step 6: Final answer
    x = 37,378.27

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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.