Home / 50,219.10-69,301.74-28,997.91

Finding the Fourth Proportional to 50,219.10, 69,301.74 and 28,997.91

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Solution

The fourth proportional to 50,219.10, 69,301.74 and 28,997.91 is: 40,016.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,219.10 : 69,301.74 = 28,997.91 : x
  2. Step 2: Convert to fraction form
    50,219.10/69,301.74 = 28,997.91/x
  3. Step 3: Cross multiply
    50,219.10x = 69,301.74 × 28,997.91
  4. Step 4: Simplify right side
    50,219.10x = 2,009,605,619.36
  5. Step 5: Solve for x
    x = 2,009,605,619.36/50,219.10
  6. Step 6: Final answer
    x = 40,016.76

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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.