Home / 51,635.53-77,447.14-14,199.40

Finding the Fourth Proportional to 51,635.53, 77,447.14 and 14,199.40

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Solution

The fourth proportional to 51,635.53, 77,447.14 and 14,199.40 is: 21,297.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,635.53 : 77,447.14 = 14,199.40 : x
  2. Step 2: Convert to fraction form
    51,635.53/77,447.14 = 14,199.40/x
  3. Step 3: Cross multiply
    51,635.53x = 77,447.14 × 14,199.40
  4. Step 4: Simplify right side
    51,635.53x = 1,099,702,919.72
  5. Step 5: Solve for x
    x = 1,099,702,919.72/51,635.53
  6. Step 6: Final answer
    x = 21,297.41

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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.