Home / 51,947.16-71,687.09-29,591.16

Finding the Fourth Proportional to 51,947.16, 71,687.09 and 29,591.16

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Solution

The fourth proportional to 51,947.16, 71,687.09 and 29,591.16 is: 40,835.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,947.16 : 71,687.09 = 29,591.16 : x
  2. Step 2: Convert to fraction form
    51,947.16/71,687.09 = 29,591.16/x
  3. Step 3: Cross multiply
    51,947.16x = 71,687.09 × 29,591.16
  4. Step 4: Simplify right side
    51,947.16x = 2,121,303,955.28
  5. Step 5: Solve for x
    x = 2,121,303,955.28/51,947.16
  6. Step 6: Final answer
    x = 40,835.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.