Home / 16,397.58-22,631.56-9,682.76

Finding the Fourth Proportional to 16,397.58, 22,631.56 and 9,682.76

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Solution

The fourth proportional to 16,397.58, 22,631.56 and 9,682.76 is: 13,363.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,397.58 : 22,631.56 = 9,682.76 : x
  2. Step 2: Convert to fraction form
    16,397.58/22,631.56 = 9,682.76/x
  3. Step 3: Cross multiply
    16,397.58x = 22,631.56 × 9,682.76
  4. Step 4: Simplify right side
    16,397.58x = 219,135,963.91
  5. Step 5: Solve for x
    x = 219,135,963.91/16,397.58
  6. Step 6: Final answer
    x = 13,363.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.