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Finding the Fourth Proportional to 32,794.76, 45,249.90 and 19,361.72

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Solution

The fourth proportional to 32,794.76, 45,249.90 and 19,361.72 is: 26,715.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,794.76 : 45,249.90 = 19,361.72 : x
  2. Step 2: Convert to fraction form
    32,794.76/45,249.90 = 19,361.72/x
  3. Step 3: Cross multiply
    32,794.76x = 45,249.90 × 19,361.72
  4. Step 4: Simplify right side
    32,794.76x = 876,115,893.83
  5. Step 5: Solve for x
    x = 876,115,893.83/32,794.76
  6. Step 6: Final answer
    x = 26,715.12

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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.