Home / 27,789.48-41,677.74-13,008.60

Finding the Fourth Proportional to 27,789.48, 41,677.74 and 13,008.60

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Solution

The fourth proportional to 27,789.48, 41,677.74 and 13,008.60 is: 19,509.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,789.48 : 41,677.74 = 13,008.60 : x
  2. Step 2: Convert to fraction form
    27,789.48/41,677.74 = 13,008.60/x
  3. Step 3: Cross multiply
    27,789.48x = 41,677.74 × 13,008.60
  4. Step 4: Simplify right side
    27,789.48x = 542,169,048.56
  5. Step 5: Solve for x
    x = 542,169,048.56/27,789.48
  6. Step 6: Final answer
    x = 19,509.87

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1.5x scale

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.