Home / 19,401.87-29,102.82-6,254.49

Finding the Fourth Proportional to 19,401.87, 29,102.82 and 6,254.49

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Solution

The fourth proportional to 19,401.87, 29,102.82 and 6,254.49 is: 9,381.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,401.87 : 29,102.82 = 6,254.49 : x
  2. Step 2: Convert to fraction form
    19,401.87/29,102.82 = 6,254.49/x
  3. Step 3: Cross multiply
    19,401.87x = 29,102.82 × 6,254.49
  4. Step 4: Simplify right side
    19,401.87x = 182,023,296.66
  5. Step 5: Solve for x
    x = 182,023,296.66/19,401.87
  6. Step 6: Final answer
    x = 9,381.74

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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.