Home / 50,847.72-70,170.42-28,187.16

Finding the Fourth Proportional to 50,847.72, 70,170.42 and 28,187.16

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Solution

The fourth proportional to 50,847.72, 70,170.42 and 28,187.16 is: 38,898.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,847.72 : 70,170.42 = 28,187.16 : x
  2. Step 2: Convert to fraction form
    50,847.72/70,170.42 = 28,187.16/x
  3. Step 3: Cross multiply
    50,847.72x = 70,170.42 × 28,187.16
  4. Step 4: Simplify right side
    50,847.72x = 1,977,904,855.81
  5. Step 5: Solve for x
    x = 1,977,904,855.81/50,847.72
  6. Step 6: Final answer
    x = 38,898.59

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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.