Home / 52,685.82-72,708.44-30,028.39

Finding the Fourth Proportional to 52,685.82, 72,708.44 and 30,028.39

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Solution

The fourth proportional to 52,685.82, 72,708.44 and 30,028.39 is: 41,440.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,685.82 : 72,708.44 = 30,028.39 : x
  2. Step 2: Convert to fraction form
    52,685.82/72,708.44 = 30,028.39/x
  3. Step 3: Cross multiply
    52,685.82x = 72,708.44 × 30,028.39
  4. Step 4: Simplify right side
    52,685.82x = 2,183,317,060.70
  5. Step 5: Solve for x
    x = 2,183,317,060.70/52,685.82
  6. Step 6: Final answer
    x = 41,440.32

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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.