Home / 52,796.60-72,859.39-28,922.75

Finding the Fourth Proportional to 52,796.60, 72,859.39 and 28,922.75

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Solution

The fourth proportional to 52,796.60, 72,859.39 and 28,922.75 is: 39,913.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,796.60 : 72,859.39 = 28,922.75 : x
  2. Step 2: Convert to fraction form
    52,796.60/72,859.39 = 28,922.75/x
  3. Step 3: Cross multiply
    52,796.60x = 72,859.39 × 28,922.75
  4. Step 4: Simplify right side
    52,796.60x = 2,107,293,922.12
  5. Step 5: Solve for x
    x = 2,107,293,922.12/52,796.60
  6. Step 6: Final answer
    x = 39,913.44

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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.