Home / 30,448.91-45,691.59-10,744.04

Finding the Fourth Proportional to 30,448.91, 45,691.59 and 10,744.04

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Solution

The fourth proportional to 30,448.91, 45,691.59 and 10,744.04 is: 16,122.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,448.91 : 45,691.59 = 10,744.04 : x
  2. Step 2: Convert to fraction form
    30,448.91/45,691.59 = 10,744.04/x
  3. Step 3: Cross multiply
    30,448.91x = 45,691.59 × 10,744.04
  4. Step 4: Simplify right side
    30,448.91x = 490,912,425.14
  5. Step 5: Solve for x
    x = 490,912,425.14/30,448.91
  6. Step 6: Final answer
    x = 16,122.49

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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.