Home / 14,304.83-21,456.39-8,498.39

Finding the Fourth Proportional to 14,304.83, 21,456.39 and 8,498.39

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Solution

The fourth proportional to 14,304.83, 21,456.39 and 8,498.39 is: 12,747.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304.83 : 21,456.39 = 8,498.39 : x
  2. Step 2: Convert to fraction form
    14,304.83/21,456.39 = 8,498.39/x
  3. Step 3: Cross multiply
    14,304.83x = 21,456.39 × 8,498.39
  4. Step 4: Simplify right side
    14,304.83x = 182,344,770.21
  5. Step 5: Solve for x
    x = 182,344,770.21/14,304.83
  6. Step 6: Final answer
    x = 12,747.08

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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.