Home / 48,156.12-66,460.41-27,738.88

Finding the Fourth Proportional to 48,156.12, 66,460.41 and 27,738.88

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Solution

The fourth proportional to 48,156.12, 66,460.41 and 27,738.88 is: 38,282.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,156.12 : 66,460.41 = 27,738.88 : x
  2. Step 2: Convert to fraction form
    48,156.12/66,460.41 = 27,738.88/x
  3. Step 3: Cross multiply
    48,156.12x = 66,460.41 × 27,738.88
  4. Step 4: Simplify right side
    48,156.12x = 1,843,537,171.59
  5. Step 5: Solve for x
    x = 1,843,537,171.59/48,156.12
  6. Step 6: Final answer
    x = 38,282.51

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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.