Home / 33,668.16-46,457.28-18,764.16

Finding the Fourth Proportional to 33,668.16, 46,457.28 and 18,764.16

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Solution

The fourth proportional to 33,668.16, 46,457.28 and 18,764.16 is: 25,891.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,668.16 : 46,457.28 = 18,764.16 : x
  2. Step 2: Convert to fraction form
    33,668.16/46,457.28 = 18,764.16/x
  3. Step 3: Cross multiply
    33,668.16x = 46,457.28 × 18,764.16
  4. Step 4: Simplify right side
    33,668.16x = 871,731,835.08
  5. Step 5: Solve for x
    x = 871,731,835.08/33,668.16
  6. Step 6: Final answer
    x = 25,891.88

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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.