Home / 14,188.18-19,579.04-8,134.07

Finding the Fourth Proportional to 14,188.18, 19,579.04 and 8,134.07

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Solution

The fourth proportional to 14,188.18, 19,579.04 and 8,134.07 is: 11,224.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188.18 : 19,579.04 = 8,134.07 : x
  2. Step 2: Convert to fraction form
    14,188.18/19,579.04 = 8,134.07/x
  3. Step 3: Cross multiply
    14,188.18x = 19,579.04 × 8,134.07
  4. Step 4: Simplify right side
    14,188.18x = 159,257,351.18
  5. Step 5: Solve for x
    x = 159,257,351.18/14,188.18
  6. Step 6: Final answer
    x = 11,224.65

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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.