Home / 56,716.29-78,273-32,843.39

Finding the Fourth Proportional to 56,716.29, 78,273 and 32,843.39

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Solution

The fourth proportional to 56,716.29, 78,273 and 32,843.39 is: 45,326.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,716.29 : 78,273 = 32,843.39 : x
  2. Step 2: Convert to fraction form
    56,716.29/78,273 = 32,843.39/x
  3. Step 3: Cross multiply
    56,716.29x = 78,273 × 32,843.39
  4. Step 4: Simplify right side
    56,716.29x = 2,570,750,274.11
  5. Step 5: Solve for x
    x = 2,570,750,274.11/56,716.29
  6. Step 6: Final answer
    x = 45,326.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.