Home / 49,274.34-73,911.91-21,192.45

Finding the Fourth Proportional to 49,274.34, 73,911.91 and 21,192.45

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Solution

The fourth proportional to 49,274.34, 73,911.91 and 21,192.45 is: 31,788.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,274.34 : 73,911.91 = 21,192.45 : x
  2. Step 2: Convert to fraction form
    49,274.34/73,911.91 = 21,192.45/x
  3. Step 3: Cross multiply
    49,274.34x = 73,911.91 × 21,192.45
  4. Step 4: Simplify right side
    49,274.34x = 1,566,374,457.08
  5. Step 5: Solve for x
    x = 1,566,374,457.08/49,274.34
  6. Step 6: Final answer
    x = 31,788.85

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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.