Home / 20,608.69-30,864.96-15,048.25

Finding the Fourth Proportional to 20,608.69, 30,864.96 and 15,048.25

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Solution

The fourth proportional to 20,608.69, 30,864.96 and 15,048.25 is: 22,537.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,608.69 : 30,864.96 = 15,048.25 : x
  2. Step 2: Convert to fraction form
    20,608.69/30,864.96 = 15,048.25/x
  3. Step 3: Cross multiply
    20,608.69x = 30,864.96 × 15,048.25
  4. Step 4: Simplify right side
    20,608.69x = 464,463,634.32
  5. Step 5: Solve for x
    x = 464,463,634.32/20,608.69
  6. Step 6: Final answer
    x = 22,537.27

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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.