Home / 14,512.04-21,769.32-4,123.79

Finding the Fourth Proportional to 14,512.04, 21,769.32 and 4,123.79

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Solution

The fourth proportional to 14,512.04, 21,769.32 and 4,123.79 is: 6,186.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,512.04 : 21,769.32 = 4,123.79 : x
  2. Step 2: Convert to fraction form
    14,512.04/21,769.32 = 4,123.79/x
  3. Step 3: Cross multiply
    14,512.04x = 21,769.32 × 4,123.79
  4. Step 4: Simplify right side
    14,512.04x = 89,771,995.28
  5. Step 5: Solve for x
    x = 89,771,995.28/14,512.04
  6. Step 6: Final answer
    x = 6,186.04

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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.