Home / 47,134.32-70,713-15,969.84

Finding the Fourth Proportional to 47,134.32, 70,713 and 15,969.84

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Solution

The fourth proportional to 47,134.32, 70,713 and 15,969.84 is: 23,958.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,134.32 : 70,713 = 15,969.84 : x
  2. Step 2: Convert to fraction form
    47,134.32/70,713 = 15,969.84/x
  3. Step 3: Cross multiply
    47,134.32x = 70,713 × 15,969.84
  4. Step 4: Simplify right side
    47,134.32x = 1,129,275,295.92
  5. Step 5: Solve for x
    x = 1,129,275,295.92/47,134.32
  6. Step 6: Final answer
    x = 23,958.66

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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.