Home / 43,436.53-65,110.65-17,105.05

Finding the Fourth Proportional to 43,436.53, 65,110.65 and 17,105.05

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Solution

The fourth proportional to 43,436.53, 65,110.65 and 17,105.05 is: 25,640.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,436.53 : 65,110.65 = 17,105.05 : x
  2. Step 2: Convert to fraction form
    43,436.53/65,110.65 = 17,105.05/x
  3. Step 3: Cross multiply
    43,436.53x = 65,110.65 × 17,105.05
  4. Step 4: Simplify right side
    43,436.53x = 1,113,720,923.78
  5. Step 5: Solve for x
    x = 1,113,720,923.78/43,436.53
  6. Step 6: Final answer
    x = 25,640.19

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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.