Home / 13,022.62-19,535.69-4,254.64

Finding the Fourth Proportional to 13,022.62, 19,535.69 and 4,254.64

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Solution

The fourth proportional to 13,022.62, 19,535.69 and 4,254.64 is: 6,382.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,022.62 : 19,535.69 = 4,254.64 : x
  2. Step 2: Convert to fraction form
    13,022.62/19,535.69 = 4,254.64/x
  3. Step 3: Cross multiply
    13,022.62x = 19,535.69 × 4,254.64
  4. Step 4: Simplify right side
    13,022.62x = 83,117,328.10
  5. Step 5: Solve for x
    x = 83,117,328.10/13,022.62
  6. Step 6: Final answer
    x = 6,382.54

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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.