Home / 12,732.58-19,089.60-8,562.22

Finding the Fourth Proportional to 12,732.58, 19,089.60 and 8,562.22

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Solution

The fourth proportional to 12,732.58, 19,089.60 and 8,562.22 is: 12,837.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,732.58 : 19,089.60 = 8,562.22 : x
  2. Step 2: Convert to fraction form
    12,732.58/19,089.60 = 8,562.22/x
  3. Step 3: Cross multiply
    12,732.58x = 19,089.60 × 8,562.22
  4. Step 4: Simplify right side
    12,732.58x = 163,449,354.91
  5. Step 5: Solve for x
    x = 163,449,354.91/12,732.58
  6. Step 6: Final answer
    x = 12,837.10

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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.