Home / 43,377.72-65,091.16-20,004.16

Finding the Fourth Proportional to 43,377.72, 65,091.16 and 20,004.16

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Solution

The fourth proportional to 43,377.72, 65,091.16 and 20,004.16 is: 30,017.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,377.72 : 65,091.16 = 20,004.16 : x
  2. Step 2: Convert to fraction form
    43,377.72/65,091.16 = 20,004.16/x
  3. Step 3: Cross multiply
    43,377.72x = 65,091.16 × 20,004.16
  4. Step 4: Simplify right side
    43,377.72x = 1,302,093,979.23
  5. Step 5: Solve for x
    x = 1,302,093,979.23/43,377.72
  6. Step 6: Final answer
    x = 30,017.58

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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.