Home / 14,566.79-21,849.62-4,178.54

Finding the Fourth Proportional to 14,566.79, 21,849.62 and 4,178.54

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Solution

The fourth proportional to 14,566.79, 21,849.62 and 4,178.54 is: 6,267.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,566.79 : 21,849.62 = 4,178.54 : x
  2. Step 2: Convert to fraction form
    14,566.79/21,849.62 = 4,178.54/x
  3. Step 3: Cross multiply
    14,566.79x = 21,849.62 × 4,178.54
  4. Step 4: Simplify right side
    14,566.79x = 91,299,381.01
  5. Step 5: Solve for x
    x = 91,299,381.01/14,566.79
  6. Step 6: Final answer
    x = 6,267.64

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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.