Home / 27,289.52-40,920.44-13,960.48

Finding the Fourth Proportional to 27,289.52, 40,920.44 and 13,960.48

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Solution

The fourth proportional to 27,289.52, 40,920.44 and 13,960.48 is: 20,933.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,289.52 : 40,920.44 = 13,960.48 : x
  2. Step 2: Convert to fraction form
    27,289.52/40,920.44 = 13,960.48/x
  3. Step 3: Cross multiply
    27,289.52x = 40,920.44 × 13,960.48
  4. Step 4: Simplify right side
    27,289.52x = 571,268,984.21
  5. Step 5: Solve for x
    x = 571,268,984.21/27,289.52
  6. Step 6: Final answer
    x = 20,933.64

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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.