Home / 14,796.49-20,419.02-8,082.10

Finding the Fourth Proportional to 14,796.49, 20,419.02 and 8,082.10

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Solution

The fourth proportional to 14,796.49, 20,419.02 and 8,082.10 is: 11,153.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,796.49 : 20,419.02 = 8,082.10 : x
  2. Step 2: Convert to fraction form
    14,796.49/20,419.02 = 8,082.10/x
  3. Step 3: Cross multiply
    14,796.49x = 20,419.02 × 8,082.10
  4. Step 4: Simplify right side
    14,796.49x = 165,028,561.54
  5. Step 5: Solve for x
    x = 165,028,561.54/14,796.49
  6. Step 6: Final answer
    x = 11,153.22

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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.