Home / 19,428.10-29,135.01-6,944.76

Finding the Fourth Proportional to 19,428.10, 29,135.01 and 6,944.76

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Solution

The fourth proportional to 19,428.10, 29,135.01 and 6,944.76 is: 10,414.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,428.10 : 29,135.01 = 6,944.76 : x
  2. Step 2: Convert to fraction form
    19,428.10/29,135.01 = 6,944.76/x
  3. Step 3: Cross multiply
    19,428.10x = 29,135.01 × 6,944.76
  4. Step 4: Simplify right side
    19,428.10x = 202,335,652.05
  5. Step 5: Solve for x
    x = 202,335,652.05/19,428.10
  6. Step 6: Final answer
    x = 10,414.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.