Home / 46,067.15-69,105.66-12,787.35

Finding the Fourth Proportional to 46,067.15, 69,105.66 and 12,787.35

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Solution

The fourth proportional to 46,067.15, 69,105.66 and 12,787.35 is: 19,182.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,067.15 : 69,105.66 = 12,787.35 : x
  2. Step 2: Convert to fraction form
    46,067.15/69,105.66 = 12,787.35/x
  3. Step 3: Cross multiply
    46,067.15x = 69,105.66 × 12,787.35
  4. Step 4: Simplify right side
    46,067.15x = 883,678,261.40
  5. Step 5: Solve for x
    x = 883,678,261.40/46,067.15
  6. Step 6: Final answer
    x = 19,182.39

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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.