Home / 35,121.28-48,468.52-19,205.72

Finding the Fourth Proportional to 35,121.28, 48,468.52 and 19,205.72

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Solution

The fourth proportional to 35,121.28, 48,468.52 and 19,205.72 is: 26,504.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,121.28 : 48,468.52 = 19,205.72 : x
  2. Step 2: Convert to fraction form
    35,121.28/48,468.52 = 19,205.72/x
  3. Step 3: Cross multiply
    35,121.28x = 48,468.52 × 19,205.72
  4. Step 4: Simplify right side
    35,121.28x = 930,872,823.93
  5. Step 5: Solve for x
    x = 930,872,823.93/35,121.28
  6. Step 6: Final answer
    x = 26,504.52

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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.