Home / 20,623.03-30,936.28-6,585.06

Finding the Fourth Proportional to 20,623.03, 30,936.28 and 6,585.06

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Solution

The fourth proportional to 20,623.03, 30,936.28 and 6,585.06 is: 9,878.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,623.03 : 30,936.28 = 6,585.06 : x
  2. Step 2: Convert to fraction form
    20,623.03/30,936.28 = 6,585.06/x
  3. Step 3: Cross multiply
    20,623.03x = 30,936.28 × 6,585.06
  4. Step 4: Simplify right side
    20,623.03x = 203,717,259.98
  5. Step 5: Solve for x
    x = 203,717,259.98/20,623.03
  6. Step 6: Final answer
    x = 9,878.14

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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.