Home / 50,671.38-75,966.06-21,111.42

Finding the Fourth Proportional to 50,671.38, 75,966.06 and 21,111.42

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Solution

The fourth proportional to 50,671.38, 75,966.06 and 21,111.42 is: 31,650.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,671.38 : 75,966.06 = 21,111.42 : x
  2. Step 2: Convert to fraction form
    50,671.38/75,966.06 = 21,111.42/x
  3. Step 3: Cross multiply
    50,671.38x = 75,966.06 × 21,111.42
  4. Step 4: Simplify right side
    50,671.38x = 1,603,751,398.41
  5. Step 5: Solve for x
    x = 1,603,751,398.41/50,671.38
  6. Step 6: Final answer
    x = 31,650.04

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1.5x scale

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.