Home / 54,945.28-75,792-35,073.28

Finding the Fourth Proportional to 54,945.28, 75,792 and 35,073.28

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Solution

The fourth proportional to 54,945.28, 75,792 and 35,073.28 is: 48,380.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,945.28 : 75,792 = 35,073.28 : x
  2. Step 2: Convert to fraction form
    54,945.28/75,792 = 35,073.28/x
  3. Step 3: Cross multiply
    54,945.28x = 75,792 × 35,073.28
  4. Step 4: Simplify right side
    54,945.28x = 2,658,274,037.76
  5. Step 5: Solve for x
    x = 2,658,274,037.76/54,945.28
  6. Step 6: Final answer
    x = 48,380.39

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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.