Home / 13,577.93-20,361.89-4,690.98

Finding the Fourth Proportional to 13,577.93, 20,361.89 and 4,690.98

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Solution

The fourth proportional to 13,577.93, 20,361.89 and 4,690.98 is: 7,034.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,577.93 : 20,361.89 = 4,690.98 : x
  2. Step 2: Convert to fraction form
    13,577.93/20,361.89 = 4,690.98/x
  3. Step 3: Cross multiply
    13,577.93x = 20,361.89 × 4,690.98
  4. Step 4: Simplify right side
    13,577.93x = 95,517,154.12
  5. Step 5: Solve for x
    x = 95,517,154.12/13,577.93
  6. Step 6: Final answer
    x = 7,034.74

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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.