Home / 35,250.41-48,648.14-20,142.73

Finding the Fourth Proportional to 35,250.41, 48,648.14 and 20,142.73

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Solution

The fourth proportional to 35,250.41, 48,648.14 and 20,142.73 is: 27,798.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,250.41 : 48,648.14 = 20,142.73 : x
  2. Step 2: Convert to fraction form
    35,250.41/48,648.14 = 20,142.73/x
  3. Step 3: Cross multiply
    35,250.41x = 48,648.14 × 20,142.73
  4. Step 4: Simplify right side
    35,250.41x = 979,906,349.02
  5. Step 5: Solve for x
    x = 979,906,349.02/35,250.41
  6. Step 6: Final answer
    x = 27,798.44

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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.