Home / 50,830.28-70,144.84-28,169.24

Finding the Fourth Proportional to 50,830.28, 70,144.84 and 28,169.24

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Solution

The fourth proportional to 50,830.28, 70,144.84 and 28,169.24 is: 38,873.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,830.28 : 70,144.84 = 28,169.24 : x
  2. Step 2: Convert to fraction form
    50,830.28/70,144.84 = 28,169.24/x
  3. Step 3: Cross multiply
    50,830.28x = 70,144.84 × 28,169.24
  4. Step 4: Simplify right side
    50,830.28x = 1,975,926,950.60
  5. Step 5: Solve for x
    x = 1,975,926,950.60/50,830.28
  6. Step 6: Final answer
    x = 38,873.03

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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.