Home / 55,295.28-76,283.22-37,383.78

Finding the Fourth Proportional to 55,295.28, 76,283.22 and 37,383.78

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Solution

The fourth proportional to 55,295.28, 76,283.22 and 37,383.78 is: 51,573.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,295.28 : 76,283.22 = 37,383.78 : x
  2. Step 2: Convert to fraction form
    55,295.28/76,283.22 = 37,383.78/x
  3. Step 3: Cross multiply
    55,295.28x = 76,283.22 × 37,383.78
  4. Step 4: Simplify right side
    55,295.28x = 2,851,755,114.17
  5. Step 5: Solve for x
    x = 2,851,755,114.17/55,295.28
  6. Step 6: Final answer
    x = 51,573.21

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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.