Home / 14,664.04-20,229.22-8,374.76

Finding the Fourth Proportional to 14,664.04, 20,229.22 and 8,374.76

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Solution

The fourth proportional to 14,664.04, 20,229.22 and 8,374.76 is: 11,553.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.04 : 20,229.22 = 8,374.76 : x
  2. Step 2: Convert to fraction form
    14,664.04/20,229.22 = 8,374.76/x
  3. Step 3: Cross multiply
    14,664.04x = 20,229.22 × 8,374.76
  4. Step 4: Simplify right side
    14,664.04x = 169,414,862.49
  5. Step 5: Solve for x
    x = 169,414,862.49/14,664.04
  6. Step 6: Final answer
    x = 11,553.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.