Home / 51,982.50-77,986.74-15,046.50

Finding the Fourth Proportional to 51,982.50, 77,986.74 and 15,046.50

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Solution

The fourth proportional to 51,982.50, 77,986.74 and 15,046.50 is: 22,573.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,982.50 : 77,986.74 = 15,046.50 : x
  2. Step 2: Convert to fraction form
    51,982.50/77,986.74 = 15,046.50/x
  3. Step 3: Cross multiply
    51,982.50x = 77,986.74 × 15,046.50
  4. Step 4: Simplify right side
    51,982.50x = 1,173,427,483.41
  5. Step 5: Solve for x
    x = 1,173,427,483.41/51,982.50
  6. Step 6: Final answer
    x = 22,573.51

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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.