Home / 55,718.78-76,880.94-33,053.54

Finding the Fourth Proportional to 55,718.78, 76,880.94 and 33,053.54

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Solution

The fourth proportional to 55,718.78, 76,880.94 and 33,053.54 is: 45,607.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,718.78 : 76,880.94 = 33,053.54 : x
  2. Step 2: Convert to fraction form
    55,718.78/76,880.94 = 33,053.54/x
  3. Step 3: Cross multiply
    55,718.78x = 76,880.94 × 33,053.54
  4. Step 4: Simplify right side
    55,718.78x = 2,541,187,225.53
  5. Step 5: Solve for x
    x = 2,541,187,225.53/55,718.78
  6. Step 6: Final answer
    x = 45,607.37

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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.