Home / 51,612.59-77,426.48-18,329.79

Finding the Fourth Proportional to 51,612.59, 77,426.48 and 18,329.79

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Solution

The fourth proportional to 51,612.59, 77,426.48 and 18,329.79 is: 27,497.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,612.59 : 77,426.48 = 18,329.79 : x
  2. Step 2: Convert to fraction form
    51,612.59/77,426.48 = 18,329.79/x
  3. Step 3: Cross multiply
    51,612.59x = 77,426.48 × 18,329.79
  4. Step 4: Simplify right side
    51,612.59x = 1,419,211,455.01
  5. Step 5: Solve for x
    x = 1,419,211,455.01/51,612.59
  6. Step 6: Final answer
    x = 27,497.39

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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.