Home / 33,330.03-49,990.13-12,265.17

Finding the Fourth Proportional to 33,330.03, 49,990.13 and 12,265.17

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Solution

The fourth proportional to 33,330.03, 49,990.13 and 12,265.17 is: 18,395.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,330.03 : 49,990.13 = 12,265.17 : x
  2. Step 2: Convert to fraction form
    33,330.03/49,990.13 = 12,265.17/x
  3. Step 3: Cross multiply
    33,330.03x = 49,990.13 × 12,265.17
  4. Step 4: Simplify right side
    33,330.03x = 613,137,521.17
  5. Step 5: Solve for x
    x = 613,137,521.17/33,330.03
  6. Step 6: Final answer
    x = 18,395.95

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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.