Home / 31,214.25-46,811.61-10,432.89

Finding the Fourth Proportional to 31,214.25, 46,811.61 and 10,432.89

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Solution

The fourth proportional to 31,214.25, 46,811.61 and 10,432.89 is: 15,646.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,214.25 : 46,811.61 = 10,432.89 : x
  2. Step 2: Convert to fraction form
    31,214.25/46,811.61 = 10,432.89/x
  3. Step 3: Cross multiply
    31,214.25x = 46,811.61 × 10,432.89
  4. Step 4: Simplify right side
    31,214.25x = 488,380,377.85
  5. Step 5: Solve for x
    x = 488,380,377.85/31,214.25
  6. Step 6: Final answer
    x = 15,646.07

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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.