Home / 48,860.78-67,422.18-27,351.71

Finding the Fourth Proportional to 48,860.78, 67,422.18 and 27,351.71

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Solution

The fourth proportional to 48,860.78, 67,422.18 and 27,351.71 is: 37,742.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,860.78 : 67,422.18 = 27,351.71 : x
  2. Step 2: Convert to fraction form
    48,860.78/67,422.18 = 27,351.71/x
  3. Step 3: Cross multiply
    48,860.78x = 67,422.18 × 27,351.71
  4. Step 4: Simplify right side
    48,860.78x = 1,844,111,577.82
  5. Step 5: Solve for x
    x = 1,844,111,577.82/48,860.78
  6. Step 6: Final answer
    x = 37,742.17

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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.