Home / 47,310.31-70,986.39-25,118.32

Finding the Fourth Proportional to 47,310.31, 70,986.39 and 25,118.32

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Solution

The fourth proportional to 47,310.31, 70,986.39 and 25,118.32 is: 37,688.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,310.31 : 70,986.39 = 25,118.32 : x
  2. Step 2: Convert to fraction form
    47,310.31/70,986.39 = 25,118.32/x
  3. Step 3: Cross multiply
    47,310.31x = 70,986.39 × 25,118.32
  4. Step 4: Simplify right side
    47,310.31x = 1,783,058,859.66
  5. Step 5: Solve for x
    x = 1,783,058,859.66/47,310.31
  6. Step 6: Final answer
    x = 37,688.59

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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.