Home / 13,404.67-18,498.93-8,098.46

Finding the Fourth Proportional to 13,404.67, 18,498.93 and 8,098.46

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Solution

The fourth proportional to 13,404.67, 18,498.93 and 8,098.46 is: 11,176.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,404.67 : 18,498.93 = 8,098.46 : x
  2. Step 2: Convert to fraction form
    13,404.67/18,498.93 = 8,098.46/x
  3. Step 3: Cross multiply
    13,404.67x = 18,498.93 × 8,098.46
  4. Step 4: Simplify right side
    13,404.67x = 149,812,844.65
  5. Step 5: Solve for x
    x = 149,812,844.65/13,404.67
  6. Step 6: Final answer
    x = 11,176.17

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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.