Home / 27,588.08-41,349.71-12,765.69

Finding the Fourth Proportional to 27,588.08, 41,349.71 and 12,765.69

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Solution

The fourth proportional to 27,588.08, 41,349.71 and 12,765.69 is: 19,133.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,588.08 : 41,349.71 = 12,765.69 : x
  2. Step 2: Convert to fraction form
    27,588.08/41,349.71 = 12,765.69/x
  3. Step 3: Cross multiply
    27,588.08x = 41,349.71 × 12,765.69
  4. Step 4: Simplify right side
    27,588.08x = 527,857,579.45
  5. Step 5: Solve for x
    x = 527,857,579.45/27,588.08
  6. Step 6: Final answer
    x = 19,133.54

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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.