Home / 48,669.53-73,035-19,086.57

Finding the Fourth Proportional to 48,669.53, 73,035 and 19,086.57

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Solution

The fourth proportional to 48,669.53, 73,035 and 19,086.57 is: 28,641.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,669.53 : 73,035 = 19,086.57 : x
  2. Step 2: Convert to fraction form
    48,669.53/73,035 = 19,086.57/x
  3. Step 3: Cross multiply
    48,669.53x = 73,035 × 19,086.57
  4. Step 4: Simplify right side
    48,669.53x = 1,393,987,639.95
  5. Step 5: Solve for x
    x = 1,393,987,639.95/48,669.53
  6. Step 6: Final answer
    x = 28,641.90

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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.