Home / 36,420.27-54,595.37-18,659.33

Finding the Fourth Proportional to 36,420.27, 54,595.37 and 18,659.33

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Solution

The fourth proportional to 36,420.27, 54,595.37 and 18,659.33 is: 27,971.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,420.27 : 54,595.37 = 18,659.33 : x
  2. Step 2: Convert to fraction form
    36,420.27/54,595.37 = 18,659.33/x
  3. Step 3: Cross multiply
    36,420.27x = 54,595.37 × 18,659.33
  4. Step 4: Simplify right side
    36,420.27x = 1,018,713,025.30
  5. Step 5: Solve for x
    x = 1,018,713,025.30/36,420.27
  6. Step 6: Final answer
    x = 27,971.05

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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.