Home / 55,718.46-76,891.05-30,224.88

Finding the Fourth Proportional to 55,718.46, 76,891.05 and 30,224.88

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Solution

The fourth proportional to 55,718.46, 76,891.05 and 30,224.88 is: 41,710.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,718.46 : 76,891.05 = 30,224.88 : x
  2. Step 2: Convert to fraction form
    55,718.46/76,891.05 = 30,224.88/x
  3. Step 3: Cross multiply
    55,718.46x = 76,891.05 × 30,224.88
  4. Step 4: Simplify right side
    55,718.46x = 2,324,022,759.32
  5. Step 5: Solve for x
    x = 2,324,022,759.32/55,718.46
  6. Step 6: Final answer
    x = 41,710.10

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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.