Home / 51,936.53-71,656.47-31,772.39

Finding the Fourth Proportional to 51,936.53, 71,656.47 and 31,772.39

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Solution

The fourth proportional to 51,936.53, 71,656.47 and 31,772.39 is: 43,836.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,936.53 : 71,656.47 = 31,772.39 : x
  2. Step 2: Convert to fraction form
    51,936.53/71,656.47 = 31,772.39/x
  3. Step 3: Cross multiply
    51,936.53x = 71,656.47 × 31,772.39
  4. Step 4: Simplify right side
    51,936.53x = 2,276,696,952.58
  5. Step 5: Solve for x
    x = 2,276,696,952.58/51,936.53
  6. Step 6: Final answer
    x = 43,836.14

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1.5x scale

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.