Home / 56,067.52-84,109.92-16,630.72

Finding the Fourth Proportional to 56,067.52, 84,109.92 and 16,630.72

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Solution

The fourth proportional to 56,067.52, 84,109.92 and 16,630.72 is: 24,948.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,067.52 : 84,109.92 = 16,630.72 : x
  2. Step 2: Convert to fraction form
    56,067.52/84,109.92 = 16,630.72/x
  3. Step 3: Cross multiply
    56,067.52x = 84,109.92 × 16,630.72
  4. Step 4: Simplify right side
    56,067.52x = 1,398,808,528.74
  5. Step 5: Solve for x
    x = 1,398,808,528.74/56,067.52
  6. Step 6: Final answer
    x = 24,948.64

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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.