Home / 27,634.64-38,136.08-15,059.44

Finding the Fourth Proportional to 27,634.64, 38,136.08 and 15,059.44

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Solution

The fourth proportional to 27,634.64, 38,136.08 and 15,059.44 is: 20,782.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,634.64 : 38,136.08 = 15,059.44 : x
  2. Step 2: Convert to fraction form
    27,634.64/38,136.08 = 15,059.44/x
  3. Step 3: Cross multiply
    27,634.64x = 38,136.08 × 15,059.44
  4. Step 4: Simplify right side
    27,634.64x = 574,308,008.60
  5. Step 5: Solve for x
    x = 574,308,008.60/27,634.64
  6. Step 6: Final answer
    x = 20,782.18

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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.