Home / 27,634.92-38,136.12-15,059.64

Finding the Fourth Proportional to 27,634.92, 38,136.12 and 15,059.64

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Solution

The fourth proportional to 27,634.92, 38,136.12 and 15,059.64 is: 20,782.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,634.92 : 38,136.12 = 15,059.64 : x
  2. Step 2: Convert to fraction form
    27,634.92/38,136.12 = 15,059.64/x
  3. Step 3: Cross multiply
    27,634.92x = 38,136.12 × 15,059.64
  4. Step 4: Simplify right side
    27,634.92x = 574,316,238.20
  5. Step 5: Solve for x
    x = 574,316,238.20/27,634.92
  6. Step 6: Final answer
    x = 20,782.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.