Home / 50,421.12-75,605.76-22,704

Finding the Fourth Proportional to 50,421.12, 75,605.76 and 22,704

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Solution

The fourth proportional to 50,421.12, 75,605.76 and 22,704 is: 34,044.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,421.12 : 75,605.76 = 22,704 : x
  2. Step 2: Convert to fraction form
    50,421.12/75,605.76 = 22,704/x
  3. Step 3: Cross multiply
    50,421.12x = 75,605.76 × 22,704
  4. Step 4: Simplify right side
    50,421.12x = 1,716,553,175.04
  5. Step 5: Solve for x
    x = 1,716,553,175.04/50,421.12
  6. Step 6: Final answer
    x = 34,044.33

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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.