Home / 36,370.72-50,191.08-20,455.16

Finding the Fourth Proportional to 36,370.72, 50,191.08 and 20,455.16

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Solution

The fourth proportional to 36,370.72, 50,191.08 and 20,455.16 is: 28,227.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,370.72 : 50,191.08 = 20,455.16 : x
  2. Step 2: Convert to fraction form
    36,370.72/50,191.08 = 20,455.16/x
  3. Step 3: Cross multiply
    36,370.72x = 50,191.08 × 20,455.16
  4. Step 4: Simplify right side
    36,370.72x = 1,026,666,571.97
  5. Step 5: Solve for x
    x = 1,026,666,571.97/36,370.72
  6. Step 6: Final answer
    x = 28,227.83

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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.