Home / 19,777.72-27,293.08-10,825.04

Finding the Fourth Proportional to 19,777.72, 27,293.08 and 10,825.04

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Solution

The fourth proportional to 19,777.72, 27,293.08 and 10,825.04 is: 14,938.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,777.72 : 27,293.08 = 10,825.04 : x
  2. Step 2: Convert to fraction form
    19,777.72/27,293.08 = 10,825.04/x
  3. Step 3: Cross multiply
    19,777.72x = 27,293.08 × 10,825.04
  4. Step 4: Simplify right side
    19,777.72x = 295,448,682.72
  5. Step 5: Solve for x
    x = 295,448,682.72/19,777.72
  6. Step 6: Final answer
    x = 14,938.46

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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.