Home / 50,965.54-70,334.78-28,304.62

Finding the Fourth Proportional to 50,965.54, 70,334.78 and 28,304.62

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Solution

The fourth proportional to 50,965.54, 70,334.78 and 28,304.62 is: 39,061.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,965.54 : 70,334.78 = 28,304.62 : x
  2. Step 2: Convert to fraction form
    50,965.54/70,334.78 = 28,304.62/x
  3. Step 3: Cross multiply
    50,965.54x = 70,334.78 × 28,304.62
  4. Step 4: Simplify right side
    50,965.54x = 1,990,798,903.32
  5. Step 5: Solve for x
    x = 1,990,798,903.32/50,965.54
  6. Step 6: Final answer
    x = 39,061.67

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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.