Home / 31,627.40-47,448.89-22,285.66

Finding the Fourth Proportional to 31,627.40, 47,448.89 and 22,285.66

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Solution

The fourth proportional to 31,627.40, 47,448.89 and 22,285.66 is: 33,433.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,627.40 : 47,448.89 = 22,285.66 : x
  2. Step 2: Convert to fraction form
    31,627.40/47,448.89 = 22,285.66/x
  3. Step 3: Cross multiply
    31,627.40x = 47,448.89 × 22,285.66
  4. Step 4: Simplify right side
    31,627.40x = 1,057,429,599.87
  5. Step 5: Solve for x
    x = 1,057,429,599.87/31,627.40
  6. Step 6: Final answer
    x = 33,433.97

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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.