Home / 57,076.28-85,638.88-22,040.52

Finding the Fourth Proportional to 57,076.28, 85,638.88 and 22,040.52

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Solution

The fourth proportional to 57,076.28, 85,638.88 and 22,040.52 is: 33,070.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,076.28 : 85,638.88 = 22,040.52 : x
  2. Step 2: Convert to fraction form
    57,076.28/85,638.88 = 22,040.52/x
  3. Step 3: Cross multiply
    57,076.28x = 85,638.88 × 22,040.52
  4. Step 4: Simplify right side
    57,076.28x = 1,887,525,447.42
  5. Step 5: Solve for x
    x = 1,887,525,447.42/57,076.28
  6. Step 6: Final answer
    x = 33,070.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.