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Finding the Fourth Proportional to 44,975.07, 67,388.76 and 15,376.74

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Solution

The fourth proportional to 44,975.07, 67,388.76 and 15,376.74 is: 23,039.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,975.07 : 67,388.76 = 15,376.74 : x
  2. Step 2: Convert to fraction form
    44,975.07/67,388.76 = 15,376.74/x
  3. Step 3: Cross multiply
    44,975.07x = 67,388.76 × 15,376.74
  4. Step 4: Simplify right side
    44,975.07x = 1,036,219,441.44
  5. Step 5: Solve for x
    x = 1,036,219,441.44/44,975.07
  6. Step 6: Final answer
    x = 23,039.86

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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.