Home / 52,375.82-72,273.16-30,572.84

Finding the Fourth Proportional to 52,375.82, 72,273.16 and 30,572.84

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Solution

The fourth proportional to 52,375.82, 72,273.16 and 30,572.84 is: 42,187.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,375.82 : 72,273.16 = 30,572.84 : x
  2. Step 2: Convert to fraction form
    52,375.82/72,273.16 = 30,572.84/x
  3. Step 3: Cross multiply
    52,375.82x = 72,273.16 × 30,572.84
  4. Step 4: Simplify right side
    52,375.82x = 2,209,595,975.87
  5. Step 5: Solve for x
    x = 2,209,595,975.87/52,375.82
  6. Step 6: Final answer
    x = 42,187.33

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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.