Home / 51,756.05-77,578.71-26,770.95

Finding the Fourth Proportional to 51,756.05, 77,578.71 and 26,770.95

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Solution

The fourth proportional to 51,756.05, 77,578.71 and 26,770.95 is: 40,127.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,756.05 : 77,578.71 = 26,770.95 : x
  2. Step 2: Convert to fraction form
    51,756.05/77,578.71 = 26,770.95/x
  3. Step 3: Cross multiply
    51,756.05x = 77,578.71 × 26,770.95
  4. Step 4: Simplify right side
    51,756.05x = 2,076,855,766.47
  5. Step 5: Solve for x
    x = 2,076,855,766.47/51,756.05
  6. Step 6: Final answer
    x = 40,127.79

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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.