Home / 31,796.64-47,675.52-15,161.76

Finding the Fourth Proportional to 31,796.64, 47,675.52 and 15,161.76

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Solution

The fourth proportional to 31,796.64, 47,675.52 and 15,161.76 is: 22,733.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,796.64 : 47,675.52 = 15,161.76 : x
  2. Step 2: Convert to fraction form
    31,796.64/47,675.52 = 15,161.76/x
  3. Step 3: Cross multiply
    31,796.64x = 47,675.52 × 15,161.76
  4. Step 4: Simplify right side
    31,796.64x = 722,844,792.12
  5. Step 5: Solve for x
    x = 722,844,792.12/31,796.64
  6. Step 6: Final answer
    x = 22,733.37

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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.