Home / 33,116.84-45,701.78-18,009.80

Finding the Fourth Proportional to 33,116.84, 45,701.78 and 18,009.80

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Solution

The fourth proportional to 33,116.84, 45,701.78 and 18,009.80 is: 24,853.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,116.84 : 45,701.78 = 18,009.80 : x
  2. Step 2: Convert to fraction form
    33,116.84/45,701.78 = 18,009.80/x
  3. Step 3: Cross multiply
    33,116.84x = 45,701.78 × 18,009.80
  4. Step 4: Simplify right side
    33,116.84x = 823,079,598.89
  5. Step 5: Solve for x
    x = 823,079,598.89/33,116.84
  6. Step 6: Final answer
    x = 24,853.81

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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.