Home / 33,212.15-49,783.62-14,487.16

Finding the Fourth Proportional to 33,212.15, 49,783.62 and 14,487.16

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Solution

The fourth proportional to 33,212.15, 49,783.62 and 14,487.16 is: 21,715.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,212.15 : 49,783.62 = 14,487.16 : x
  2. Step 2: Convert to fraction form
    33,212.15/49,783.62 = 14,487.16/x
  3. Step 3: Cross multiply
    33,212.15x = 49,783.62 × 14,487.16
  4. Step 4: Simplify right side
    33,212.15x = 721,223,019.40
  5. Step 5: Solve for x
    x = 721,223,019.40/33,212.15
  6. Step 6: Final answer
    x = 21,715.64

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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.