Home / 52,229.68-72,076.96-28,356.32

Finding the Fourth Proportional to 52,229.68, 72,076.96 and 28,356.32

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Solution

The fourth proportional to 52,229.68, 72,076.96 and 28,356.32 is: 39,131.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,229.68 : 72,076.96 = 28,356.32 : x
  2. Step 2: Convert to fraction form
    52,229.68/72,076.96 = 28,356.32/x
  3. Step 3: Cross multiply
    52,229.68x = 72,076.96 × 28,356.32
  4. Step 4: Simplify right side
    52,229.68x = 2,043,837,342.39
  5. Step 5: Solve for x
    x = 2,043,837,342.39/52,229.68
  6. Step 6: Final answer
    x = 39,131.72

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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.