Home / 20,923.22-31,376.60-7,593.06

Finding the Fourth Proportional to 20,923.22, 31,376.60 and 7,593.06

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Solution

The fourth proportional to 20,923.22, 31,376.60 and 7,593.06 is: 11,386.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,923.22 : 31,376.60 = 7,593.06 : x
  2. Step 2: Convert to fraction form
    20,923.22/31,376.60 = 7,593.06/x
  3. Step 3: Cross multiply
    20,923.22x = 31,376.60 × 7,593.06
  4. Step 4: Simplify right side
    20,923.22x = 238,244,406.40
  5. Step 5: Solve for x
    x = 238,244,406.40/20,923.22
  6. Step 6: Final answer
    x = 11,386.60

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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.