Home / 46,237.86-69,351.36-12,960.61

Finding the Fourth Proportional to 46,237.86, 69,351.36 and 12,960.61

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Solution

The fourth proportional to 46,237.86, 69,351.36 and 12,960.61 is: 19,439.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,237.86 : 69,351.36 = 12,960.61 : x
  2. Step 2: Convert to fraction form
    46,237.86/69,351.36 = 12,960.61/x
  3. Step 3: Cross multiply
    46,237.86x = 69,351.36 × 12,960.61
  4. Step 4: Simplify right side
    46,237.86x = 898,835,817.30
  5. Step 5: Solve for x
    x = 898,835,817.30/46,237.86
  6. Step 6: Final answer
    x = 19,439.39

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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.