Home / 30,304.13-41,819.51-17,728.61

Finding the Fourth Proportional to 30,304.13, 41,819.51 and 17,728.61

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Solution

The fourth proportional to 30,304.13, 41,819.51 and 17,728.61 is: 24,465.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,304.13 : 41,819.51 = 17,728.61 : x
  2. Step 2: Convert to fraction form
    30,304.13/41,819.51 = 17,728.61/x
  3. Step 3: Cross multiply
    30,304.13x = 41,819.51 × 17,728.61
  4. Step 4: Simplify right side
    30,304.13x = 741,401,574.08
  5. Step 5: Solve for x
    x = 741,401,574.08/30,304.13
  6. Step 6: Final answer
    x = 24,465.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.