Home / 33,109.46-49,663.08-14,389.51

Finding the Fourth Proportional to 33,109.46, 49,663.08 and 14,389.51

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Solution

The fourth proportional to 33,109.46, 49,663.08 and 14,389.51 is: 21,583.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,109.46 : 49,663.08 = 14,389.51 : x
  2. Step 2: Convert to fraction form
    33,109.46/49,663.08 = 14,389.51/x
  3. Step 3: Cross multiply
    33,109.46x = 49,663.08 × 14,389.51
  4. Step 4: Simplify right side
    33,109.46x = 714,627,422.26
  5. Step 5: Solve for x
    x = 714,627,422.26/33,109.46
  6. Step 6: Final answer
    x = 21,583.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.