Home / 43,911.38-65,869.99-15,444.91

Finding the Fourth Proportional to 43,911.38, 65,869.99 and 15,444.91

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Solution

The fourth proportional to 43,911.38, 65,869.99 and 15,444.91 is: 23,168.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,911.38 : 65,869.99 = 15,444.91 : x
  2. Step 2: Convert to fraction form
    43,911.38/65,869.99 = 15,444.91/x
  3. Step 3: Cross multiply
    43,911.38x = 65,869.99 × 15,444.91
  4. Step 4: Simplify right side
    43,911.38x = 1,017,356,067.25
  5. Step 5: Solve for x
    x = 1,017,356,067.25/43,911.38
  6. Step 6: Final answer
    x = 23,168.39

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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.