Home / 17,228.75-23,775.68-9,675.81

Finding the Fourth Proportional to 17,228.75, 23,775.68 and 9,675.81

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Solution

The fourth proportional to 17,228.75, 23,775.68 and 9,675.81 is: 13,352.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,228.75 : 23,775.68 = 9,675.81 : x
  2. Step 2: Convert to fraction form
    17,228.75/23,775.68 = 9,675.81/x
  3. Step 3: Cross multiply
    17,228.75x = 23,775.68 × 9,675.81
  4. Step 4: Simplify right side
    17,228.75x = 230,048,986.49
  5. Step 5: Solve for x
    x = 230,048,986.49/17,228.75
  6. Step 6: Final answer
    x = 13,352.63

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1.5x scale

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.