Home / 44,745.68-67,129.32-13,579.04

Finding the Fourth Proportional to 44,745.68, 67,129.32 and 13,579.04

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Solution

The fourth proportional to 44,745.68, 67,129.32 and 13,579.04 is: 20,371.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,745.68 : 67,129.32 = 13,579.04 : x
  2. Step 2: Convert to fraction form
    44,745.68/67,129.32 = 13,579.04/x
  3. Step 3: Cross multiply
    44,745.68x = 67,129.32 × 13,579.04
  4. Step 4: Simplify right side
    44,745.68x = 911,551,721.45
  5. Step 5: Solve for x
    x = 911,551,721.45/44,745.68
  6. Step 6: Final answer
    x = 20,371.84

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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.