Home / 27,643.60-41,465.40-27,449.20

Finding the Fourth Proportional to 27,643.60, 41,465.40 and 27,449.20

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Solution

The fourth proportional to 27,643.60, 41,465.40 and 27,449.20 is: 41,173.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,643.60 : 41,465.40 = 27,449.20 : x
  2. Step 2: Convert to fraction form
    27,643.60/41,465.40 = 27,449.20/x
  3. Step 3: Cross multiply
    27,643.60x = 41,465.40 × 27,449.20
  4. Step 4: Simplify right side
    27,643.60x = 1,138,192,057.68
  5. Step 5: Solve for x
    x = 1,138,192,057.68/27,643.60
  6. Step 6: Final answer
    x = 41,173.80

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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.