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Finding the Fourth Proportional to 14,200.52, 21,304.02 and 4,341.20

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Solution

The fourth proportional to 14,200.52, 21,304.02 and 4,341.20 is: 6,512.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,200.52 : 21,304.02 = 4,341.20 : x
  2. Step 2: Convert to fraction form
    14,200.52/21,304.02 = 4,341.20/x
  3. Step 3: Cross multiply
    14,200.52x = 21,304.02 × 4,341.20
  4. Step 4: Simplify right side
    14,200.52x = 92,485,011.62
  5. Step 5: Solve for x
    x = 92,485,011.62/14,200.52
  6. Step 6: Final answer
    x = 6,512.79

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1.5x scale

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.