Home / 27,605.81-41,402.91-8,887.52

Finding the Fourth Proportional to 27,605.81, 41,402.91 and 8,887.52

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Solution

The fourth proportional to 27,605.81, 41,402.91 and 8,887.52 is: 13,329.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,605.81 : 41,402.91 = 8,887.52 : x
  2. Step 2: Convert to fraction form
    27,605.81/41,402.91 = 8,887.52/x
  3. Step 3: Cross multiply
    27,605.81x = 41,402.91 × 8,887.52
  4. Step 4: Simplify right side
    27,605.81x = 367,969,190.68
  5. Step 5: Solve for x
    x = 367,969,190.68/27,605.81
  6. Step 6: Final answer
    x = 13,329.41

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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.