Home / 36,199.02-49,946.50-21,861.18

Finding the Fourth Proportional to 36,199.02, 49,946.50 and 21,861.18

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Solution

The fourth proportional to 36,199.02, 49,946.50 and 21,861.18 is: 30,163.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,199.02 : 49,946.50 = 21,861.18 : x
  2. Step 2: Convert to fraction form
    36,199.02/49,946.50 = 21,861.18/x
  3. Step 3: Cross multiply
    36,199.02x = 49,946.50 × 21,861.18
  4. Step 4: Simplify right side
    36,199.02x = 1,091,889,372.22
  5. Step 5: Solve for x
    x = 1,091,889,372.22/36,199.02
  6. Step 6: Final answer
    x = 30,163.51

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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.