Home / 54,527.52-81,791.16-17,090.45

Finding the Fourth Proportional to 54,527.52, 81,791.16 and 17,090.45

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Solution

The fourth proportional to 54,527.52, 81,791.16 and 17,090.45 is: 25,635.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,527.52 : 81,791.16 = 17,090.45 : x
  2. Step 2: Convert to fraction form
    54,527.52/81,791.16 = 17,090.45/x
  3. Step 3: Cross multiply
    54,527.52x = 81,791.16 × 17,090.45
  4. Step 4: Simplify right side
    54,527.52x = 1,397,847,730.42
  5. Step 5: Solve for x
    x = 1,397,847,730.42/54,527.52
  6. Step 6: Final answer
    x = 25,635.64

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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.