Home / 14,548.60-21,849.30-12,734.20

Finding the Fourth Proportional to 14,548.60, 21,849.30 and 12,734.20

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Solution

The fourth proportional to 14,548.60, 21,849.30 and 12,734.20 is: 19,124.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,548.60 : 21,849.30 = 12,734.20 : x
  2. Step 2: Convert to fraction form
    14,548.60/21,849.30 = 12,734.20/x
  3. Step 3: Cross multiply
    14,548.60x = 21,849.30 × 12,734.20
  4. Step 4: Simplify right side
    14,548.60x = 278,233,356.06
  5. Step 5: Solve for x
    x = 278,233,356.06/14,548.60
  6. Step 6: Final answer
    x = 19,124.41

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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.