Home / 54,677.60-82,019.64-17,238.86

Finding the Fourth Proportional to 54,677.60, 82,019.64 and 17,238.86

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Solution

The fourth proportional to 54,677.60, 82,019.64 and 17,238.86 is: 25,859.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,677.60 : 82,019.64 = 17,238.86 : x
  2. Step 2: Convert to fraction form
    54,677.60/82,019.64 = 17,238.86/x
  3. Step 3: Cross multiply
    54,677.60x = 82,019.64 × 17,238.86
  4. Step 4: Simplify right side
    54,677.60x = 1,413,925,091.21
  5. Step 5: Solve for x
    x = 1,413,925,091.21/54,677.60
  6. Step 6: Final answer
    x = 25,859.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.