Home / 51,594.09-77,387.88-18,309.75

Finding the Fourth Proportional to 51,594.09, 77,387.88 and 18,309.75

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Solution

The fourth proportional to 51,594.09, 77,387.88 and 18,309.75 is: 27,463.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,594.09 : 77,387.88 = 18,309.75 : x
  2. Step 2: Convert to fraction form
    51,594.09/77,387.88 = 18,309.75/x
  3. Step 3: Cross multiply
    51,594.09x = 77,387.88 × 18,309.75
  4. Step 4: Simplify right side
    51,594.09x = 1,416,952,735.83
  5. Step 5: Solve for x
    x = 1,416,952,735.83/51,594.09
  6. Step 6: Final answer
    x = 27,463.47

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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.