Home / 36,559.76-54,795.69-13,158.86

Finding the Fourth Proportional to 36,559.76, 54,795.69 and 13,158.86

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Solution

The fourth proportional to 36,559.76, 54,795.69 and 13,158.86 is: 19,722.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,559.76 : 54,795.69 = 13,158.86 : x
  2. Step 2: Convert to fraction form
    36,559.76/54,795.69 = 13,158.86/x
  3. Step 3: Cross multiply
    36,559.76x = 54,795.69 × 13,158.86
  4. Step 4: Simplify right side
    36,559.76x = 721,048,539.33
  5. Step 5: Solve for x
    x = 721,048,539.33/36,559.76
  6. Step 6: Final answer
    x = 19,722.47

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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.