Home / 27,273.28-40,880.46-13,203.58

Finding the Fourth Proportional to 27,273.28, 40,880.46 and 13,203.58

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Solution

The fourth proportional to 27,273.28, 40,880.46 and 13,203.58 is: 19,791.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,273.28 : 40,880.46 = 13,203.58 : x
  2. Step 2: Convert to fraction form
    27,273.28/40,880.46 = 13,203.58/x
  3. Step 3: Cross multiply
    27,273.28x = 40,880.46 × 13,203.58
  4. Step 4: Simplify right side
    27,273.28x = 539,768,424.05
  5. Step 5: Solve for x
    x = 539,768,424.05/27,273.28
  6. Step 6: Final answer
    x = 19,791.11

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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.