Home / 57,067.52-85,612.04-17,615.40

Finding the Fourth Proportional to 57,067.52, 85,612.04 and 17,615.40

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Solution

The fourth proportional to 57,067.52, 85,612.04 and 17,615.40 is: 26,426.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,067.52 : 85,612.04 = 17,615.40 : x
  2. Step 2: Convert to fraction form
    57,067.52/85,612.04 = 17,615.40/x
  3. Step 3: Cross multiply
    57,067.52x = 85,612.04 × 17,615.40
  4. Step 4: Simplify right side
    57,067.52x = 1,508,090,628.44
  5. Step 5: Solve for x
    x = 1,508,090,628.44/57,067.52
  6. Step 6: Final answer
    x = 26,426.43

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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.