Home / 20,301.69-30,454.38-6,261.93

Finding the Fourth Proportional to 20,301.69, 30,454.38 and 6,261.93

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Solution

The fourth proportional to 20,301.69, 30,454.38 and 6,261.93 is: 9,393.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,301.69 : 30,454.38 = 6,261.93 : x
  2. Step 2: Convert to fraction form
    20,301.69/30,454.38 = 6,261.93/x
  3. Step 3: Cross multiply
    20,301.69x = 30,454.38 × 6,261.93
  4. Step 4: Simplify right side
    20,301.69x = 190,703,195.75
  5. Step 5: Solve for x
    x = 190,703,195.75/20,301.69
  6. Step 6: Final answer
    x = 9,393.46

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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.