Home / 50,808.67-70,108.94-28,142.03

Finding the Fourth Proportional to 50,808.67, 70,108.94 and 28,142.03

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Solution

The fourth proportional to 50,808.67, 70,108.94 and 28,142.03 is: 38,832.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,808.67 : 70,108.94 = 28,142.03 : x
  2. Step 2: Convert to fraction form
    50,808.67/70,108.94 = 28,142.03/x
  3. Step 3: Cross multiply
    50,808.67x = 70,108.94 × 28,142.03
  4. Step 4: Simplify right side
    50,808.67x = 1,973,008,138.38
  5. Step 5: Solve for x
    x = 1,973,008,138.38/50,808.67
  6. Step 6: Final answer
    x = 38,832.12

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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.