Home / 55,616.49-76,750.36-30,122.27

Finding the Fourth Proportional to 55,616.49, 76,750.36 and 30,122.27

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Solution

The fourth proportional to 55,616.49, 76,750.36 and 30,122.27 is: 41,568.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,616.49 : 76,750.36 = 30,122.27 : x
  2. Step 2: Convert to fraction form
    55,616.49/76,750.36 = 30,122.27/x
  3. Step 3: Cross multiply
    55,616.49x = 76,750.36 × 30,122.27
  4. Step 4: Simplify right side
    55,616.49x = 2,311,894,532.15
  5. Step 5: Solve for x
    x = 2,311,894,532.15/55,616.49
  6. Step 6: Final answer
    x = 41,568.51

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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.