Home / 53,893.15-80,853.39-16,451.71

Finding the Fourth Proportional to 53,893.15, 80,853.39 and 16,451.71

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Solution

The fourth proportional to 53,893.15, 80,853.39 and 16,451.71 is: 24,681.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,893.15 : 80,853.39 = 16,451.71 : x
  2. Step 2: Convert to fraction form
    53,893.15/80,853.39 = 16,451.71/x
  3. Step 3: Cross multiply
    53,893.15x = 80,853.39 × 16,451.71
  4. Step 4: Simplify right side
    53,893.15x = 1,330,176,322.66
  5. Step 5: Solve for x
    x = 1,330,176,322.66/53,893.15
  6. Step 6: Final answer
    x = 24,681.73

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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.