Home / 55,718.61-76,891.21-30,224.91

Finding the Fourth Proportional to 55,718.61, 76,891.21 and 30,224.91

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Solution

The fourth proportional to 55,718.61, 76,891.21 and 30,224.91 is: 41,710.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,718.61 : 76,891.21 = 30,224.91 : x
  2. Step 2: Convert to fraction form
    55,718.61/76,891.21 = 30,224.91/x
  3. Step 3: Cross multiply
    55,718.61x = 76,891.21 × 30,224.91
  4. Step 4: Simplify right side
    55,718.61x = 2,324,029,902.04
  5. Step 5: Solve for x
    x = 2,324,029,902.04/55,718.61
  6. Step 6: Final answer
    x = 41,710.12

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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.