Home / 27,039.60-40,530.72-15,951.52

Finding the Fourth Proportional to 27,039.60, 40,530.72 and 15,951.52

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Solution

The fourth proportional to 27,039.60, 40,530.72 and 15,951.52 is: 23,910.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,039.60 : 40,530.72 = 15,951.52 : x
  2. Step 2: Convert to fraction form
    27,039.60/40,530.72 = 15,951.52/x
  3. Step 3: Cross multiply
    27,039.60x = 40,530.72 × 15,951.52
  4. Step 4: Simplify right side
    27,039.60x = 646,526,590.69
  5. Step 5: Solve for x
    x = 646,526,590.69/27,039.60
  6. Step 6: Final answer
    x = 23,910.36

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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.