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Finding the Fourth Proportional to 37,991.91, 56,945.02 and 23,168.31

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Solution

The fourth proportional to 37,991.91, 56,945.02 and 23,168.31 is: 34,726.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,991.91 : 56,945.02 = 23,168.31 : x
  2. Step 2: Convert to fraction form
    37,991.91/56,945.02 = 23,168.31/x
  3. Step 3: Cross multiply
    37,991.91x = 56,945.02 × 23,168.31
  4. Step 4: Simplify right side
    37,991.91x = 1,319,319,876.32
  5. Step 5: Solve for x
    x = 1,319,319,876.32/37,991.91
  6. Step 6: Final answer
    x = 34,726.34

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1.5x scale

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.