Home / 49,081.04-73,569-19,457.84

Finding the Fourth Proportional to 49,081.04, 73,569 and 19,457.84

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Solution

The fourth proportional to 49,081.04, 73,569 and 19,457.84 is: 29,165.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,081.04 : 73,569 = 19,457.84 : x
  2. Step 2: Convert to fraction form
    49,081.04/73,569 = 19,457.84/x
  3. Step 3: Cross multiply
    49,081.04x = 73,569 × 19,457.84
  4. Step 4: Simplify right side
    49,081.04x = 1,431,493,830.96
  5. Step 5: Solve for x
    x = 1,431,493,830.96/49,081.04
  6. Step 6: Final answer
    x = 29,165.92

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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.