Home / 27,188.19-40,775.54-7,465.77

Finding the Fourth Proportional to 27,188.19, 40,775.54 and 7,465.77

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Solution

The fourth proportional to 27,188.19, 40,775.54 and 7,465.77 is: 11,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,188.19 : 40,775.54 = 7,465.77 : x
  2. Step 2: Convert to fraction form
    27,188.19/40,775.54 = 7,465.77/x
  3. Step 3: Cross multiply
    27,188.19x = 40,775.54 × 7,465.77
  4. Step 4: Simplify right side
    27,188.19x = 304,420,765.94
  5. Step 5: Solve for x
    x = 304,420,765.94/27,188.19
  6. Step 6: Final answer
    x = 11,196.80

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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.