Home / 17,747.48-24,491.76-9,789.68

Finding the Fourth Proportional to 17,747.48, 24,491.76 and 9,789.68

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Solution

The fourth proportional to 17,747.48, 24,491.76 and 9,789.68 is: 13,509.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,747.48 : 24,491.76 = 9,789.68 : x
  2. Step 2: Convert to fraction form
    17,747.48/24,491.76 = 9,789.68/x
  3. Step 3: Cross multiply
    17,747.48x = 24,491.76 × 9,789.68
  4. Step 4: Simplify right side
    17,747.48x = 239,766,493.04
  5. Step 5: Solve for x
    x = 239,766,493.04/17,747.48
  6. Step 6: Final answer
    x = 13,509.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.