Home / 33,117.11-45,701.82-18,009.93

Finding the Fourth Proportional to 33,117.11, 45,701.82 and 18,009.93

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Solution

The fourth proportional to 33,117.11, 45,701.82 and 18,009.93 is: 24,853.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,117.11 : 45,701.82 = 18,009.93 : x
  2. Step 2: Convert to fraction form
    33,117.11/45,701.82 = 18,009.93/x
  3. Step 3: Cross multiply
    33,117.11x = 45,701.82 × 18,009.93
  4. Step 4: Simplify right side
    33,117.11x = 823,086,579.07
  5. Step 5: Solve for x
    x = 823,086,579.07/33,117.11
  6. Step 6: Final answer
    x = 24,853.82

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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.