Home / 31,663.89-47,512.35-22,970.52

Finding the Fourth Proportional to 31,663.89, 47,512.35 and 22,970.52

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Solution

The fourth proportional to 31,663.89, 47,512.35 and 22,970.52 is: 34,467.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,663.89 : 47,512.35 = 22,970.52 : x
  2. Step 2: Convert to fraction form
    31,663.89/47,512.35 = 22,970.52/x
  3. Step 3: Cross multiply
    31,663.89x = 47,512.35 × 22,970.52
  4. Step 4: Simplify right side
    31,663.89x = 1,091,383,385.92
  5. Step 5: Solve for x
    x = 1,091,383,385.92/31,663.89
  6. Step 6: Final answer
    x = 34,467.76

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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.