Home / 49,109.81-73,664.72-14,049.45

Finding the Fourth Proportional to 49,109.81, 73,664.72 and 14,049.45

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Solution

The fourth proportional to 49,109.81, 73,664.72 and 14,049.45 is: 21,074.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,109.81 : 73,664.72 = 14,049.45 : x
  2. Step 2: Convert to fraction form
    49,109.81/73,664.72 = 14,049.45/x
  3. Step 3: Cross multiply
    49,109.81x = 73,664.72 × 14,049.45
  4. Step 4: Simplify right side
    49,109.81x = 1,034,948,730.16
  5. Step 5: Solve for x
    x = 1,034,948,730.16/49,109.81
  6. Step 6: Final answer
    x = 21,074.18

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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.