Home / 33,233.91-45,864.02-19,806.40

Finding the Fourth Proportional to 33,233.91, 45,864.02 and 19,806.40

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Solution

The fourth proportional to 33,233.91, 45,864.02 and 19,806.40 is: 27,333.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,233.91 : 45,864.02 = 19,806.40 : x
  2. Step 2: Convert to fraction form
    33,233.91/45,864.02 = 19,806.40/x
  3. Step 3: Cross multiply
    33,233.91x = 45,864.02 × 19,806.40
  4. Step 4: Simplify right side
    33,233.91x = 908,401,125.73
  5. Step 5: Solve for x
    x = 908,401,125.73/33,233.91
  6. Step 6: Final answer
    x = 27,333.56

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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.