Home / 50,958.80-70,327.56-28,302.16

Finding the Fourth Proportional to 50,958.80, 70,327.56 and 28,302.16

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Solution

The fourth proportional to 50,958.80, 70,327.56 and 28,302.16 is: 39,059.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,958.80 : 70,327.56 = 28,302.16 : x
  2. Step 2: Convert to fraction form
    50,958.80/70,327.56 = 28,302.16/x
  3. Step 3: Cross multiply
    50,958.80x = 70,327.56 × 28,302.16
  4. Step 4: Simplify right side
    50,958.80x = 1,990,421,855.53
  5. Step 5: Solve for x
    x = 1,990,421,855.53/50,958.80
  6. Step 6: Final answer
    x = 39,059.43

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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.