Home / 56,077.87-84,092.19-20,992.92

Finding the Fourth Proportional to 56,077.87, 84,092.19 and 20,992.92

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Solution

The fourth proportional to 56,077.87, 84,092.19 and 20,992.92 is: 31,480.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,077.87 : 84,092.19 = 20,992.92 : x
  2. Step 2: Convert to fraction form
    56,077.87/84,092.19 = 20,992.92/x
  3. Step 3: Cross multiply
    56,077.87x = 84,092.19 × 20,992.92
  4. Step 4: Simplify right side
    56,077.87x = 1,765,340,617.29
  5. Step 5: Solve for x
    x = 1,765,340,617.29/56,077.87
  6. Step 6: Final answer
    x = 31,480.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.