Home / 20,180.67-30,259.62-9,653.24

Finding the Fourth Proportional to 20,180.67, 30,259.62 and 9,653.24

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Solution

The fourth proportional to 20,180.67, 30,259.62 and 9,653.24 is: 14,474.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,180.67 : 30,259.62 = 9,653.24 : x
  2. Step 2: Convert to fraction form
    20,180.67/30,259.62 = 9,653.24/x
  3. Step 3: Cross multiply
    20,180.67x = 30,259.62 × 9,653.24
  4. Step 4: Simplify right side
    20,180.67x = 292,103,222.87
  5. Step 5: Solve for x
    x = 292,103,222.87/20,180.67
  6. Step 6: Final answer
    x = 14,474.41

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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.