Home / 13,095.16-19,645.86-3,861.16

Finding the Fourth Proportional to 13,095.16, 19,645.86 and 3,861.16

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Solution

The fourth proportional to 13,095.16, 19,645.86 and 3,861.16 is: 5,792.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,095.16 : 19,645.86 = 3,861.16 : x
  2. Step 2: Convert to fraction form
    13,095.16/19,645.86 = 3,861.16/x
  3. Step 3: Cross multiply
    13,095.16x = 19,645.86 × 3,861.16
  4. Step 4: Simplify right side
    13,095.16x = 75,855,808.80
  5. Step 5: Solve for x
    x = 75,855,808.80/13,095.16
  6. Step 6: Final answer
    x = 5,792.66

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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.