Home / 19,264.48-28,896.73-12,606.60

Finding the Fourth Proportional to 19,264.48, 28,896.73 and 12,606.60

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Solution

The fourth proportional to 19,264.48, 28,896.73 and 12,606.60 is: 18,909.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,264.48 : 28,896.73 = 12,606.60 : x
  2. Step 2: Convert to fraction form
    19,264.48/28,896.73 = 12,606.60/x
  3. Step 3: Cross multiply
    19,264.48x = 28,896.73 × 12,606.60
  4. Step 4: Simplify right side
    19,264.48x = 364,289,420.36
  5. Step 5: Solve for x
    x = 364,289,420.36/19,264.48
  6. Step 6: Final answer
    x = 18,909.90

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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.