Home / 19,777.16-27,292.55-10,825.04

Finding the Fourth Proportional to 19,777.16, 27,292.55 and 10,825.04

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Solution

The fourth proportional to 19,777.16, 27,292.55 and 10,825.04 is: 14,938.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,777.16 : 27,292.55 = 10,825.04 : x
  2. Step 2: Convert to fraction form
    19,777.16/27,292.55 = 10,825.04/x
  3. Step 3: Cross multiply
    19,777.16x = 27,292.55 × 10,825.04
  4. Step 4: Simplify right side
    19,777.16x = 295,442,959.56
  5. Step 5: Solve for x
    x = 295,442,959.56/19,777.16
  6. Step 6: Final answer
    x = 14,938.59

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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.