Home / 49,975.52-74,982.24-14,915.36

Finding the Fourth Proportional to 49,975.52, 74,982.24 and 14,915.36

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Solution

The fourth proportional to 49,975.52, 74,982.24 and 14,915.36 is: 22,378.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,975.52 : 74,982.24 = 14,915.36 : x
  2. Step 2: Convert to fraction form
    49,975.52/74,982.24 = 14,915.36/x
  3. Step 3: Cross multiply
    49,975.52x = 74,982.24 × 14,915.36
  4. Step 4: Simplify right side
    49,975.52x = 1,118,387,103.21
  5. Step 5: Solve for x
    x = 1,118,387,103.21/49,975.52
  6. Step 6: Final answer
    x = 22,378.70

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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.