Home / 19,055.66-28,577.42-17,811.82

Finding the Fourth Proportional to 19,055.66, 28,577.42 and 17,811.82

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Solution

The fourth proportional to 19,055.66, 28,577.42 and 17,811.82 is: 26,712.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055.66 : 28,577.42 = 17,811.82 : x
  2. Step 2: Convert to fraction form
    19,055.66/28,577.42 = 17,811.82/x
  3. Step 3: Cross multiply
    19,055.66x = 28,577.42 × 17,811.82
  4. Step 4: Simplify right side
    19,055.66x = 509,015,861.10
  5. Step 5: Solve for x
    x = 509,015,861.10/19,055.66
  6. Step 6: Final answer
    x = 26,712.06

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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.