Home / 51,981.41-77,907.52-23,871.64

Finding the Fourth Proportional to 51,981.41, 77,907.52 and 23,871.64

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Solution

The fourth proportional to 51,981.41, 77,907.52 and 23,871.64 is: 35,777.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,981.41 : 77,907.52 = 23,871.64 : x
  2. Step 2: Convert to fraction form
    51,981.41/77,907.52 = 23,871.64/x
  3. Step 3: Cross multiply
    51,981.41x = 77,907.52 × 23,871.64
  4. Step 4: Simplify right side
    51,981.41x = 1,859,780,270.73
  5. Step 5: Solve for x
    x = 1,859,780,270.73/51,981.41
  6. Step 6: Final answer
    x = 35,777.80

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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.