Home / 50,792.15-70,093.68-30,645.14

Finding the Fourth Proportional to 50,792.15, 70,093.68 and 30,645.14

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Solution

The fourth proportional to 50,792.15, 70,093.68 and 30,645.14 is: 42,290.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,792.15 : 70,093.68 = 30,645.14 : x
  2. Step 2: Convert to fraction form
    50,792.15/70,093.68 = 30,645.14/x
  3. Step 3: Cross multiply
    50,792.15x = 70,093.68 × 30,645.14
  4. Step 4: Simplify right side
    50,792.15x = 2,148,030,286.25
  5. Step 5: Solve for x
    x = 2,148,030,286.25/50,792.15
  6. Step 6: Final answer
    x = 42,290.60

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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.