Home / 33,089.45-45,663.01-17,981.73

Finding the Fourth Proportional to 33,089.45, 45,663.01 and 17,981.73

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Solution

The fourth proportional to 33,089.45, 45,663.01 and 17,981.73 is: 24,814.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,089.45 : 45,663.01 = 17,981.73 : x
  2. Step 2: Convert to fraction form
    33,089.45/45,663.01 = 17,981.73/x
  3. Step 3: Cross multiply
    33,089.45x = 45,663.01 × 17,981.73
  4. Step 4: Simplify right side
    33,089.45x = 821,099,871.85
  5. Step 5: Solve for x
    x = 821,099,871.85/33,089.45
  6. Step 6: Final answer
    x = 24,814.56

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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.