Home / 17,849.10-26,762.85-7,986.54

Finding the Fourth Proportional to 17,849.10, 26,762.85 and 7,986.54

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Solution

The fourth proportional to 17,849.10, 26,762.85 and 7,986.54 is: 11,974.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,849.10 : 26,762.85 = 7,986.54 : x
  2. Step 2: Convert to fraction form
    17,849.10/26,762.85 = 7,986.54/x
  3. Step 3: Cross multiply
    17,849.10x = 26,762.85 × 7,986.54
  4. Step 4: Simplify right side
    17,849.10x = 213,742,572.04
  5. Step 5: Solve for x
    x = 213,742,572.04/17,849.10
  6. Step 6: Final answer
    x = 11,974.98

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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.