Home / 27,149.04-40,735.44-12,359.52

Finding the Fourth Proportional to 27,149.04, 40,735.44 and 12,359.52

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Solution

The fourth proportional to 27,149.04, 40,735.44 and 12,359.52 is: 18,544.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,149.04 : 40,735.44 = 12,359.52 : x
  2. Step 2: Convert to fraction form
    27,149.04/40,735.44 = 12,359.52/x
  3. Step 3: Cross multiply
    27,149.04x = 40,735.44 × 12,359.52
  4. Step 4: Simplify right side
    27,149.04x = 503,470,485.39
  5. Step 5: Solve for x
    x = 503,470,485.39/27,149.04
  6. Step 6: Final answer
    x = 18,544.69

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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.