Home / 51,356.36-77,046.06-17,164.70

Finding the Fourth Proportional to 51,356.36, 77,046.06 and 17,164.70

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Solution

The fourth proportional to 51,356.36, 77,046.06 and 17,164.70 is: 25,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,356.36 : 77,046.06 = 17,164.70 : x
  2. Step 2: Convert to fraction form
    51,356.36/77,046.06 = 17,164.70/x
  3. Step 3: Cross multiply
    51,356.36x = 77,046.06 × 17,164.70
  4. Step 4: Simplify right side
    51,356.36x = 1,322,472,506.08
  5. Step 5: Solve for x
    x = 1,322,472,506.08/51,356.36
  6. Step 6: Final answer
    x = 25,750.90

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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.