Home / 13,098.08-19,650.32-3,864.16

Finding the Fourth Proportional to 13,098.08, 19,650.32 and 3,864.16

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Solution

The fourth proportional to 13,098.08, 19,650.32 and 3,864.16 is: 5,797.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,098.08 : 19,650.32 = 3,864.16 : x
  2. Step 2: Convert to fraction form
    13,098.08/19,650.32 = 3,864.16/x
  3. Step 3: Cross multiply
    13,098.08x = 19,650.32 × 3,864.16
  4. Step 4: Simplify right side
    13,098.08x = 75,931,980.53
  5. Step 5: Solve for x
    x = 75,931,980.53/13,098.08
  6. Step 6: Final answer
    x = 5,797.18

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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.