Home / 51,694.78-71,342.40-34,727.36

Finding the Fourth Proportional to 51,694.78, 71,342.40 and 34,727.36

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Solution

The fourth proportional to 51,694.78, 71,342.40 and 34,727.36 is: 47,926.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,694.78 : 71,342.40 = 34,727.36 : x
  2. Step 2: Convert to fraction form
    51,694.78/71,342.40 = 34,727.36/x
  3. Step 3: Cross multiply
    51,694.78x = 71,342.40 × 34,727.36
  4. Step 4: Simplify right side
    51,694.78x = 2,477,533,208.06
  5. Step 5: Solve for x
    x = 2,477,533,208.06/51,694.78
  6. Step 6: Final answer
    x = 47,926.18

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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.