Home / 35,651.46-49,146.60-27,138.75

Finding the Fourth Proportional to 35,651.46, 49,146.60 and 27,138.75

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Solution

The fourth proportional to 35,651.46, 49,146.60 and 27,138.75 is: 37,411.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,651.46 : 49,146.60 = 27,138.75 : x
  2. Step 2: Convert to fraction form
    35,651.46/49,146.60 = 27,138.75/x
  3. Step 3: Cross multiply
    35,651.46x = 49,146.60 × 27,138.75
  4. Step 4: Simplify right side
    35,651.46x = 1,333,777,290.75
  5. Step 5: Solve for x
    x = 1,333,777,290.75/35,651.46
  6. Step 6: Final answer
    x = 37,411.58

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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.