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Finding the Fourth Proportional to 36,482.67, 50,341.81 and 20,566.17

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Solution

The fourth proportional to 36,482.67, 50,341.81 and 20,566.17 is: 28,378.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,482.67 : 50,341.81 = 20,566.17 : x
  2. Step 2: Convert to fraction form
    36,482.67/50,341.81 = 20,566.17/x
  3. Step 3: Cross multiply
    36,482.67x = 50,341.81 × 20,566.17
  4. Step 4: Simplify right side
    36,482.67x = 1,035,338,222.57
  5. Step 5: Solve for x
    x = 1,035,338,222.57/36,482.67
  6. Step 6: Final answer
    x = 28,378.90

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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.