Home / 50,147.12-75,210.92-18,984.80

Finding the Fourth Proportional to 50,147.12, 75,210.92 and 18,984.80

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Solution

The fourth proportional to 50,147.12, 75,210.92 and 18,984.80 is: 28,473.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,147.12 : 75,210.92 = 18,984.80 : x
  2. Step 2: Convert to fraction form
    50,147.12/75,210.92 = 18,984.80/x
  3. Step 3: Cross multiply
    50,147.12x = 75,210.92 × 18,984.80
  4. Step 4: Simplify right side
    50,147.12x = 1,427,864,274.02
  5. Step 5: Solve for x
    x = 1,427,864,274.02/50,147.12
  6. Step 6: Final answer
    x = 28,473.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.