Home / 14,204.52-21,306-4,343.79

Finding the Fourth Proportional to 14,204.52, 21,306 and 4,343.79

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Solution

The fourth proportional to 14,204.52, 21,306 and 4,343.79 is: 6,515.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,204.52 : 21,306 = 4,343.79 : x
  2. Step 2: Convert to fraction form
    14,204.52/21,306 = 4,343.79/x
  3. Step 3: Cross multiply
    14,204.52x = 21,306 × 4,343.79
  4. Step 4: Simplify right side
    14,204.52x = 92,548,789.74
  5. Step 5: Solve for x
    x = 92,548,789.74/14,204.52
  6. Step 6: Final answer
    x = 6,515.45

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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.