Home / 48,891.82-67,465.12-27,378.56

Finding the Fourth Proportional to 48,891.82, 67,465.12 and 27,378.56

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Solution

The fourth proportional to 48,891.82, 67,465.12 and 27,378.56 is: 37,779.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,891.82 : 67,465.12 = 27,378.56 : x
  2. Step 2: Convert to fraction form
    48,891.82/67,465.12 = 27,378.56/x
  3. Step 3: Cross multiply
    48,891.82x = 67,465.12 × 27,378.56
  4. Step 4: Simplify right side
    48,891.82x = 1,847,097,835.83
  5. Step 5: Solve for x
    x = 1,847,097,835.83/48,891.82
  6. Step 6: Final answer
    x = 37,779.28

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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.