Home / 12,724.46-19,082.01-4,402.34

Finding the Fourth Proportional to 12,724.46, 19,082.01 and 4,402.34

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Solution

The fourth proportional to 12,724.46, 19,082.01 and 4,402.34 is: 6,601.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,724.46 : 19,082.01 = 4,402.34 : x
  2. Step 2: Convert to fraction form
    12,724.46/19,082.01 = 4,402.34/x
  3. Step 3: Cross multiply
    12,724.46x = 19,082.01 × 4,402.34
  4. Step 4: Simplify right side
    12,724.46x = 84,005,495.90
  5. Step 5: Solve for x
    x = 84,005,495.90/12,724.46
  6. Step 6: Final answer
    x = 6,601.89

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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.