Home / 36,512.46-54,870.93-21,723.66

Finding the Fourth Proportional to 36,512.46, 54,870.93 and 21,723.66

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Solution

The fourth proportional to 36,512.46, 54,870.93 and 21,723.66 is: 32,646.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,512.46 : 54,870.93 = 21,723.66 : x
  2. Step 2: Convert to fraction form
    36,512.46/54,870.93 = 21,723.66/x
  3. Step 3: Cross multiply
    36,512.46x = 54,870.93 × 21,723.66
  4. Step 4: Simplify right side
    36,512.46x = 1,191,997,427.20
  5. Step 5: Solve for x
    x = 1,191,997,427.20/36,512.46
  6. Step 6: Final answer
    x = 32,646.32

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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.