Home / 36,457.20-50,310.93-19,690.20

Finding the Fourth Proportional to 36,457.20, 50,310.93 and 19,690.20

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Solution

The fourth proportional to 36,457.20, 50,310.93 and 19,690.20 is: 27,172.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,457.20 : 50,310.93 = 19,690.20 : x
  2. Step 2: Convert to fraction form
    36,457.20/50,310.93 = 19,690.20/x
  3. Step 3: Cross multiply
    36,457.20x = 50,310.93 × 19,690.20
  4. Step 4: Simplify right side
    36,457.20x = 990,632,273.89
  5. Step 5: Solve for x
    x = 990,632,273.89/36,457.20
  6. Step 6: Final answer
    x = 27,172.47

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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.