Home / 35,620.26-49,159.62-20,513.49

Finding the Fourth Proportional to 35,620.26, 49,159.62 and 20,513.49

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Solution

The fourth proportional to 35,620.26, 49,159.62 and 20,513.49 is: 28,310.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,620.26 : 49,159.62 = 20,513.49 : x
  2. Step 2: Convert to fraction form
    35,620.26/49,159.62 = 20,513.49/x
  3. Step 3: Cross multiply
    35,620.26x = 49,159.62 × 20,513.49
  4. Step 4: Simplify right side
    35,620.26x = 1,008,435,373.27
  5. Step 5: Solve for x
    x = 1,008,435,373.27/35,620.26
  6. Step 6: Final answer
    x = 28,310.72

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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.