Home / 33,225.53-45,850.86-18,118.13

Finding the Fourth Proportional to 33,225.53, 45,850.86 and 18,118.13

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Solution

The fourth proportional to 33,225.53, 45,850.86 and 18,118.13 is: 25,002.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,225.53 : 45,850.86 = 18,118.13 : x
  2. Step 2: Convert to fraction form
    33,225.53/45,850.86 = 18,118.13/x
  3. Step 3: Cross multiply
    33,225.53x = 45,850.86 × 18,118.13
  4. Step 4: Simplify right side
    33,225.53x = 830,731,612.84
  5. Step 5: Solve for x
    x = 830,731,612.84/33,225.53
  6. Step 6: Final answer
    x = 25,002.81

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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.