Home / 48,054.96-66,315.84-27,912.72

Finding the Fourth Proportional to 48,054.96, 66,315.84 and 27,912.72

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Solution

The fourth proportional to 48,054.96, 66,315.84 and 27,912.72 is: 38,519.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,054.96 : 66,315.84 = 27,912.72 : x
  2. Step 2: Convert to fraction form
    48,054.96/66,315.84 = 27,912.72/x
  3. Step 3: Cross multiply
    48,054.96x = 66,315.84 × 27,912.72
  4. Step 4: Simplify right side
    48,054.96x = 1,851,055,473.48
  5. Step 5: Solve for x
    x = 1,851,055,473.48/48,054.96
  6. Step 6: Final answer
    x = 38,519.55

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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.