Home / 49,418.84-74,113.85-28,355.27

Finding the Fourth Proportional to 49,418.84, 74,113.85 and 28,355.27

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Solution

The fourth proportional to 49,418.84, 74,113.85 and 28,355.27 is: 42,524.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,418.84 : 74,113.85 = 28,355.27 : x
  2. Step 2: Convert to fraction form
    49,418.84/74,113.85 = 28,355.27/x
  3. Step 3: Cross multiply
    49,418.84x = 74,113.85 × 28,355.27
  4. Step 4: Simplify right side
    49,418.84x = 2,101,517,927.81
  5. Step 5: Solve for x
    x = 2,101,517,927.81/49,418.84
  6. Step 6: Final answer
    x = 42,524.63

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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.