Home / 37,031.28-51,103.02-20,035.53

Finding the Fourth Proportional to 37,031.28, 51,103.02 and 20,035.53

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Solution

The fourth proportional to 37,031.28, 51,103.02 and 20,035.53 is: 27,648.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,031.28 : 51,103.02 = 20,035.53 : x
  2. Step 2: Convert to fraction form
    37,031.28/51,103.02 = 20,035.53/x
  3. Step 3: Cross multiply
    37,031.28x = 51,103.02 × 20,035.53
  4. Step 4: Simplify right side
    37,031.28x = 1,023,876,090.30
  5. Step 5: Solve for x
    x = 1,023,876,090.30/37,031.28
  6. Step 6: Final answer
    x = 27,648.95

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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.