Home / 20,003.16-30,001.66-6,852.52

Finding the Fourth Proportional to 20,003.16, 30,001.66 and 6,852.52

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Solution

The fourth proportional to 20,003.16, 30,001.66 and 6,852.52 is: 10,277.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,003.16 : 30,001.66 = 6,852.52 : x
  2. Step 2: Convert to fraction form
    20,003.16/30,001.66 = 6,852.52/x
  3. Step 3: Cross multiply
    20,003.16x = 30,001.66 × 6,852.52
  4. Step 4: Simplify right side
    20,003.16x = 205,586,975.18
  5. Step 5: Solve for x
    x = 205,586,975.18/20,003.16
  6. Step 6: Final answer
    x = 10,277.72

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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.