Home / 19,254.65-28,858.12-10,909.37

Finding the Fourth Proportional to 19,254.65, 28,858.12 and 10,909.37

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Solution

The fourth proportional to 19,254.65, 28,858.12 and 10,909.37 is: 16,350.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,254.65 : 28,858.12 = 10,909.37 : x
  2. Step 2: Convert to fraction form
    19,254.65/28,858.12 = 10,909.37/x
  3. Step 3: Cross multiply
    19,254.65x = 28,858.12 × 10,909.37
  4. Step 4: Simplify right side
    19,254.65x = 314,824,014.82
  5. Step 5: Solve for x
    x = 314,824,014.82/19,254.65
  6. Step 6: Final answer
    x = 16,350.54

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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.