Home / 49,306.16-73,929.64-19,284.64

Finding the Fourth Proportional to 49,306.16, 73,929.64 and 19,284.64

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Solution

The fourth proportional to 49,306.16, 73,929.64 and 19,284.64 is: 28,915.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,306.16 : 73,929.64 = 19,284.64 : x
  2. Step 2: Convert to fraction form
    49,306.16/73,929.64 = 19,284.64/x
  3. Step 3: Cross multiply
    49,306.16x = 73,929.64 × 19,284.64
  4. Step 4: Simplify right side
    49,306.16x = 1,425,706,492.73
  5. Step 5: Solve for x
    x = 1,425,706,492.73/49,306.16
  6. Step 6: Final answer
    x = 28,915.38

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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.