Home / 33,231.09-45,857.08-18,888.92

Finding the Fourth Proportional to 33,231.09, 45,857.08 and 18,888.92

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Solution

The fourth proportional to 33,231.09, 45,857.08 and 18,888.92 is: 26,065.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,231.09 : 45,857.08 = 18,888.92 : x
  2. Step 2: Convert to fraction form
    33,231.09/45,857.08 = 18,888.92/x
  3. Step 3: Cross multiply
    33,231.09x = 45,857.08 × 18,888.92
  4. Step 4: Simplify right side
    33,231.09x = 866,190,782.97
  5. Step 5: Solve for x
    x = 866,190,782.97/33,231.09
  6. Step 6: Final answer
    x = 26,065.67

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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.