Home / 35,919.50-49,567.68-20,003.13

Finding the Fourth Proportional to 35,919.50, 49,567.68 and 20,003.13

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Solution

The fourth proportional to 35,919.50, 49,567.68 and 20,003.13 is: 27,603.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,919.50 : 49,567.68 = 20,003.13 : x
  2. Step 2: Convert to fraction form
    35,919.50/49,567.68 = 20,003.13/x
  3. Step 3: Cross multiply
    35,919.50x = 49,567.68 × 20,003.13
  4. Step 4: Simplify right side
    35,919.50x = 991,508,746.84
  5. Step 5: Solve for x
    x = 991,508,746.84/35,919.50
  6. Step 6: Final answer
    x = 27,603.64

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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.