Home / 12,927.14-19,365.33-8,531.18

Finding the Fourth Proportional to 12,927.14, 19,365.33 and 8,531.18

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Solution

The fourth proportional to 12,927.14, 19,365.33 and 8,531.18 is: 12,780.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,927.14 : 19,365.33 = 8,531.18 : x
  2. Step 2: Convert to fraction form
    12,927.14/19,365.33 = 8,531.18/x
  3. Step 3: Cross multiply
    12,927.14x = 19,365.33 × 8,531.18
  4. Step 4: Simplify right side
    12,927.14x = 165,209,115.99
  5. Step 5: Solve for x
    x = 165,209,115.99/12,927.14
  6. Step 6: Final answer
    x = 12,780.02

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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.