Home / 19,014.13-28,513.89-6,531.82

Finding the Fourth Proportional to 19,014.13, 28,513.89 and 6,531.82

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Solution

The fourth proportional to 19,014.13, 28,513.89 and 6,531.82 is: 9,795.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,014.13 : 28,513.89 = 6,531.82 : x
  2. Step 2: Convert to fraction form
    19,014.13/28,513.89 = 6,531.82/x
  3. Step 3: Cross multiply
    19,014.13x = 28,513.89 × 6,531.82
  4. Step 4: Simplify right side
    19,014.13x = 186,247,596.98
  5. Step 5: Solve for x
    x = 186,247,596.98/19,014.13
  6. Step 6: Final answer
    x = 9,795.22

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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.