Home / 19,449.45-29,172.87-7,601.04

Finding the Fourth Proportional to 19,449.45, 29,172.87 and 7,601.04

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Solution

The fourth proportional to 19,449.45, 29,172.87 and 7,601.04 is: 11,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,449.45 : 29,172.87 = 7,601.04 : x
  2. Step 2: Convert to fraction form
    19,449.45/29,172.87 = 7,601.04/x
  3. Step 3: Cross multiply
    19,449.45x = 29,172.87 × 7,601.04
  4. Step 4: Simplify right side
    19,449.45x = 221,744,151.78
  5. Step 5: Solve for x
    x = 221,744,151.78/19,449.45
  6. Step 6: Final answer
    x = 11,401.05

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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.