Home / 19,114.35-28,672.01-9,251.79

Finding the Fourth Proportional to 19,114.35, 28,672.01 and 9,251.79

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Solution

The fourth proportional to 19,114.35, 28,672.01 and 9,251.79 is: 13,877.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,114.35 : 28,672.01 = 9,251.79 : x
  2. Step 2: Convert to fraction form
    19,114.35/28,672.01 = 9,251.79/x
  3. Step 3: Cross multiply
    19,114.35x = 28,672.01 × 9,251.79
  4. Step 4: Simplify right side
    19,114.35x = 265,267,369.14
  5. Step 5: Solve for x
    x = 265,267,369.14/19,114.35
  6. Step 6: Final answer
    x = 13,877.92

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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.