Home / 19,107.12-26,366.37-10,722

Finding the Fourth Proportional to 19,107.12, 26,366.37 and 10,722

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Solution

The fourth proportional to 19,107.12, 26,366.37 and 10,722 is: 14,795.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,107.12 : 26,366.37 = 10,722 : x
  2. Step 2: Convert to fraction form
    19,107.12/26,366.37 = 10,722/x
  3. Step 3: Cross multiply
    19,107.12x = 26,366.37 × 10,722
  4. Step 4: Simplify right side
    19,107.12x = 282,700,219.14
  5. Step 5: Solve for x
    x = 282,700,219.14/19,107.12
  6. Step 6: Final answer
    x = 14,795.54

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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.