Home / 15,660.09-23,497.65-7,763.33

Finding the Fourth Proportional to 15,660.09, 23,497.65 and 7,763.33

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Solution

The fourth proportional to 15,660.09, 23,497.65 and 7,763.33 is: 11,648.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,660.09 : 23,497.65 = 7,763.33 : x
  2. Step 2: Convert to fraction form
    15,660.09/23,497.65 = 7,763.33/x
  3. Step 3: Cross multiply
    15,660.09x = 23,497.65 × 7,763.33
  4. Step 4: Simplify right side
    15,660.09x = 182,419,893.69
  5. Step 5: Solve for x
    x = 182,419,893.69/15,660.09
  6. Step 6: Final answer
    x = 11,648.71

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1.5x scale

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.