Home / 48,879.24-67,371.12-37,390.20

Finding the Fourth Proportional to 48,879.24, 67,371.12 and 37,390.20

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Solution

The fourth proportional to 48,879.24, 67,371.12 and 37,390.20 is: 51,535.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,879.24 : 67,371.12 = 37,390.20 : x
  2. Step 2: Convert to fraction form
    48,879.24/67,371.12 = 37,390.20/x
  3. Step 3: Cross multiply
    48,879.24x = 67,371.12 × 37,390.20
  4. Step 4: Simplify right side
    48,879.24x = 2,519,019,651.02
  5. Step 5: Solve for x
    x = 2,519,019,651.02/48,879.24
  6. Step 6: Final answer
    x = 51,535.57

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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.