Home / 55,302.78-76,293.57-37,391.22

Finding the Fourth Proportional to 55,302.78, 76,293.57 and 37,391.22

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Solution

The fourth proportional to 55,302.78, 76,293.57 and 37,391.22 is: 51,583.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,302.78 : 76,293.57 = 37,391.22 : x
  2. Step 2: Convert to fraction form
    55,302.78/76,293.57 = 37,391.22/x
  3. Step 3: Cross multiply
    55,302.78x = 76,293.57 × 37,391.22
  4. Step 4: Simplify right side
    55,302.78x = 2,852,709,660.46
  5. Step 5: Solve for x
    x = 2,852,709,660.46/55,302.78
  6. Step 6: Final answer
    x = 51,583.48

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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.