Home / 53,214.63-79,819.71-13,233.63

Finding the Fourth Proportional to 53,214.63, 79,819.71 and 13,233.63

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Solution

The fourth proportional to 53,214.63, 79,819.71 and 13,233.63 is: 19,849.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,214.63 : 79,819.71 = 13,233.63 : x
  2. Step 2: Convert to fraction form
    53,214.63/79,819.71 = 13,233.63/x
  3. Step 3: Cross multiply
    53,214.63x = 79,819.71 × 13,233.63
  4. Step 4: Simplify right side
    53,214.63x = 1,056,304,508.85
  5. Step 5: Solve for x
    x = 1,056,304,508.85/53,214.63
  6. Step 6: Final answer
    x = 19,849.89

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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.