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Finding the Fourth Proportional to 19,401.99, 29,102.99 and 6,254.37

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Solution

The fourth proportional to 19,401.99, 29,102.99 and 6,254.37 is: 9,381.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,401.99 : 29,102.99 = 6,254.37 : x
  2. Step 2: Convert to fraction form
    19,401.99/29,102.99 = 6,254.37/x
  3. Step 3: Cross multiply
    19,401.99x = 29,102.99 × 6,254.37
  4. Step 4: Simplify right side
    19,401.99x = 182,020,836.29
  5. Step 5: Solve for x
    x = 182,020,836.29/19,401.99
  6. Step 6: Final answer
    x = 9,381.56

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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.