Home / 19,314.11-28,922.16-16,185.89

Finding the Fourth Proportional to 19,314.11, 28,922.16 and 16,185.89

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Solution

The fourth proportional to 19,314.11, 28,922.16 and 16,185.89 is: 24,237.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,314.11 : 28,922.16 = 16,185.89 : x
  2. Step 2: Convert to fraction form
    19,314.11/28,922.16 = 16,185.89/x
  3. Step 3: Cross multiply
    19,314.11x = 28,922.16 × 16,185.89
  4. Step 4: Simplify right side
    19,314.11x = 468,130,900.32
  5. Step 5: Solve for x
    x = 468,130,900.32/19,314.11
  6. Step 6: Final answer
    x = 24,237.77

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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.