Home / 36,279.02-50,065.07-20,366.16

Finding the Fourth Proportional to 36,279.02, 50,065.07 and 20,366.16

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Solution

The fourth proportional to 36,279.02, 50,065.07 and 20,366.16 is: 28,105.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,279.02 : 50,065.07 = 20,366.16 : x
  2. Step 2: Convert to fraction form
    36,279.02/50,065.07 = 20,366.16/x
  3. Step 3: Cross multiply
    36,279.02x = 50,065.07 × 20,366.16
  4. Step 4: Simplify right side
    36,279.02x = 1,019,633,124.20
  5. Step 5: Solve for x
    x = 1,019,633,124.20/36,279.02
  6. Step 6: Final answer
    x = 28,105.31

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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.