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Finding the Fourth Proportional to 56,275.25, 84,415.71 and 16,832.71

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Solution

The fourth proportional to 56,275.25, 84,415.71 and 16,832.71 is: 25,249.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,275.25 : 84,415.71 = 16,832.71 : x
  2. Step 2: Convert to fraction form
    56,275.25/84,415.71 = 16,832.71/x
  3. Step 3: Cross multiply
    56,275.25x = 84,415.71 × 16,832.71
  4. Step 4: Simplify right side
    56,275.25x = 1,420,944,743.80
  5. Step 5: Solve for x
    x = 1,420,944,743.80/56,275.25
  6. Step 6: Final answer
    x = 25,249.91

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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.