Home / 35,845.62-49,467.15-19,931.55

Finding the Fourth Proportional to 35,845.62, 49,467.15 and 19,931.55

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Solution

The fourth proportional to 35,845.62, 49,467.15 and 19,931.55 is: 27,505.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,845.62 : 49,467.15 = 19,931.55 : x
  2. Step 2: Convert to fraction form
    35,845.62/49,467.15 = 19,931.55/x
  3. Step 3: Cross multiply
    35,845.62x = 49,467.15 × 19,931.55
  4. Step 4: Simplify right side
    35,845.62x = 985,956,973.58
  5. Step 5: Solve for x
    x = 985,956,973.58/35,845.62
  6. Step 6: Final answer
    x = 27,505.65

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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.