Home / 39,716.54-54,795.13-25,384.76

Finding the Fourth Proportional to 39,716.54, 54,795.13 and 25,384.76

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Solution

The fourth proportional to 39,716.54, 54,795.13 and 25,384.76 is: 35,022.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,716.54 : 54,795.13 = 25,384.76 : x
  2. Step 2: Convert to fraction form
    39,716.54/54,795.13 = 25,384.76/x
  3. Step 3: Cross multiply
    39,716.54x = 54,795.13 × 25,384.76
  4. Step 4: Simplify right side
    39,716.54x = 1,390,961,092.26
  5. Step 5: Solve for x
    x = 1,390,961,092.26/39,716.54
  6. Step 6: Final answer
    x = 35,022.21

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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.