Home / 18,723.58-28,090.24-9,363.22

Finding the Fourth Proportional to 18,723.58, 28,090.24 and 9,363.22

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Solution

The fourth proportional to 18,723.58, 28,090.24 and 9,363.22 is: 14,047.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,723.58 : 28,090.24 = 9,363.22 : x
  2. Step 2: Convert to fraction form
    18,723.58/28,090.24 = 9,363.22/x
  3. Step 3: Cross multiply
    18,723.58x = 28,090.24 × 9,363.22
  4. Step 4: Simplify right side
    18,723.58x = 263,015,003.34
  5. Step 5: Solve for x
    x = 263,015,003.34/18,723.58
  6. Step 6: Final answer
    x = 14,047.26

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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.