Home / 13,795.44-20,723.91-8,534.35

Finding the Fourth Proportional to 13,795.44, 20,723.91 and 8,534.35

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Solution

The fourth proportional to 13,795.44, 20,723.91 and 8,534.35 is: 12,820.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.44 : 20,723.91 = 8,534.35 : x
  2. Step 2: Convert to fraction form
    13,795.44/20,723.91 = 8,534.35/x
  3. Step 3: Cross multiply
    13,795.44x = 20,723.91 × 8,534.35
  4. Step 4: Simplify right side
    13,795.44x = 176,865,101.31
  5. Step 5: Solve for x
    x = 176,865,101.31/13,795.44
  6. Step 6: Final answer
    x = 12,820.55

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.