Home / 48,651.21-67,138.79-26,295.21

Finding the Fourth Proportional to 48,651.21, 67,138.79 and 26,295.21

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Solution

The fourth proportional to 48,651.21, 67,138.79 and 26,295.21 is: 36,287.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,651.21 : 67,138.79 = 26,295.21 : x
  2. Step 2: Convert to fraction form
    48,651.21/67,138.79 = 26,295.21/x
  3. Step 3: Cross multiply
    48,651.21x = 67,138.79 × 26,295.21
  4. Step 4: Simplify right side
    48,651.21x = 1,765,428,450.72
  5. Step 5: Solve for x
    x = 1,765,428,450.72/48,651.21
  6. Step 6: Final answer
    x = 36,287.45

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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.