Home / 31,663.86-47,512.32-22,970.56

Finding the Fourth Proportional to 31,663.86, 47,512.32 and 22,970.56

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Solution

The fourth proportional to 31,663.86, 47,512.32 and 22,970.56 is: 34,467.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,663.86 : 47,512.32 = 22,970.56 : x
  2. Step 2: Convert to fraction form
    31,663.86/47,512.32 = 22,970.56/x
  3. Step 3: Cross multiply
    31,663.86x = 47,512.32 × 22,970.56
  4. Step 4: Simplify right side
    31,663.86x = 1,091,384,597.30
  5. Step 5: Solve for x
    x = 1,091,384,597.30/31,663.86
  6. Step 6: Final answer
    x = 34,467.83

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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.