Home / 20,447.33-30,663.23-9,346.23

Finding the Fourth Proportional to 20,447.33, 30,663.23 and 9,346.23

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Solution

The fourth proportional to 20,447.33, 30,663.23 and 9,346.23 is: 14,015.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,447.33 : 30,663.23 = 9,346.23 : x
  2. Step 2: Convert to fraction form
    20,447.33/30,663.23 = 9,346.23/x
  3. Step 3: Cross multiply
    20,447.33x = 30,663.23 × 9,346.23
  4. Step 4: Simplify right side
    20,447.33x = 286,585,553.39
  5. Step 5: Solve for x
    x = 286,585,553.39/20,447.33
  6. Step 6: Final answer
    x = 14,015.80

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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.