Home / 33,178.08-49,756.80-10,986.48

Finding the Fourth Proportional to 33,178.08, 49,756.80 and 10,986.48

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Solution

The fourth proportional to 33,178.08, 49,756.80 and 10,986.48 is: 16,476.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,178.08 : 49,756.80 = 10,986.48 : x
  2. Step 2: Convert to fraction form
    33,178.08/49,756.80 = 10,986.48/x
  3. Step 3: Cross multiply
    33,178.08x = 49,756.80 × 10,986.48
  4. Step 4: Simplify right side
    33,178.08x = 546,652,088.06
  5. Step 5: Solve for x
    x = 546,652,088.06/33,178.08
  6. Step 6: Final answer
    x = 16,476.30

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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.