Home / 27,265.28-40,889.97-10,621.58

Finding the Fourth Proportional to 27,265.28, 40,889.97 and 10,621.58

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Solution

The fourth proportional to 27,265.28, 40,889.97 and 10,621.58 is: 15,929.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,265.28 : 40,889.97 = 10,621.58 : x
  2. Step 2: Convert to fraction form
    27,265.28/40,889.97 = 10,621.58/x
  3. Step 3: Cross multiply
    27,265.28x = 40,889.97 × 10,621.58
  4. Step 4: Simplify right side
    27,265.28x = 434,315,883.10
  5. Step 5: Solve for x
    x = 434,315,883.10/27,265.28
  6. Step 6: Final answer
    x = 15,929.27

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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.