Home / 35,919.12-49,567.53-20,003.22

Finding the Fourth Proportional to 35,919.12, 49,567.53 and 20,003.22

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Solution

The fourth proportional to 35,919.12, 49,567.53 and 20,003.22 is: 27,603.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,919.12 : 49,567.53 = 20,003.22 : x
  2. Step 2: Convert to fraction form
    35,919.12/49,567.53 = 20,003.22/x
  3. Step 3: Cross multiply
    35,919.12x = 49,567.53 × 20,003.22
  4. Step 4: Simplify right side
    35,919.12x = 991,510,207.45
  5. Step 5: Solve for x
    x = 991,510,207.45/35,919.12
  6. Step 6: Final answer
    x = 27,603.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.