Home / 19,214.12-28,839.15-11,832.98

Finding the Fourth Proportional to 19,214.12, 28,839.15 and 11,832.98

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Solution

The fourth proportional to 19,214.12, 28,839.15 and 11,832.98 is: 17,760.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,214.12 : 28,839.15 = 11,832.98 : x
  2. Step 2: Convert to fraction form
    19,214.12/28,839.15 = 11,832.98/x
  3. Step 3: Cross multiply
    19,214.12x = 28,839.15 × 11,832.98
  4. Step 4: Simplify right side
    19,214.12x = 341,253,085.17
  5. Step 5: Solve for x
    x = 341,253,085.17/19,214.12
  6. Step 6: Final answer
    x = 17,760.54

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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.