Home / 47,164.31-70,729.34-25,832.86

Finding the Fourth Proportional to 47,164.31, 70,729.34 and 25,832.86

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Solution

The fourth proportional to 47,164.31, 70,729.34 and 25,832.86 is: 38,739.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,164.31 : 70,729.34 = 25,832.86 : x
  2. Step 2: Convert to fraction form
    47,164.31/70,729.34 = 25,832.86/x
  3. Step 3: Cross multiply
    47,164.31x = 70,729.34 × 25,832.86
  4. Step 4: Simplify right side
    47,164.31x = 1,827,141,314.94
  5. Step 5: Solve for x
    x = 1,827,141,314.94/47,164.31
  6. Step 6: Final answer
    x = 38,739.91

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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.