Home / 35,318.91-48,728.21-20,003.37

Finding the Fourth Proportional to 35,318.91, 48,728.21 and 20,003.37

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Solution

The fourth proportional to 35,318.91, 48,728.21 and 20,003.37 is: 27,597.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,318.91 : 48,728.21 = 20,003.37 : x
  2. Step 2: Convert to fraction form
    35,318.91/48,728.21 = 20,003.37/x
  3. Step 3: Cross multiply
    35,318.91x = 48,728.21 × 20,003.37
  4. Step 4: Simplify right side
    35,318.91x = 974,728,414.07
  5. Step 5: Solve for x
    x = 974,728,414.07/35,318.91
  6. Step 6: Final answer
    x = 27,597.92

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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.