Home / 36,243.10-50,017.62-20,328.43

Finding the Fourth Proportional to 36,243.10, 50,017.62 and 20,328.43

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Solution

The fourth proportional to 36,243.10, 50,017.62 and 20,328.43 is: 28,054.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,243.10 : 50,017.62 = 20,328.43 : x
  2. Step 2: Convert to fraction form
    36,243.10/50,017.62 = 20,328.43/x
  3. Step 3: Cross multiply
    36,243.10x = 50,017.62 × 20,328.43
  4. Step 4: Simplify right side
    36,243.10x = 1,016,779,686.94
  5. Step 5: Solve for x
    x = 1,016,779,686.94/36,243.10
  6. Step 6: Final answer
    x = 28,054.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.