Home / 14,953.44-20,635.74-8,669.46

Finding the Fourth Proportional to 14,953.44, 20,635.74 and 8,669.46

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Solution

The fourth proportional to 14,953.44, 20,635.74 and 8,669.46 is: 11,963.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,953.44 : 20,635.74 = 8,669.46 : x
  2. Step 2: Convert to fraction form
    14,953.44/20,635.74 = 8,669.46/x
  3. Step 3: Cross multiply
    14,953.44x = 20,635.74 × 8,669.46
  4. Step 4: Simplify right side
    14,953.44x = 178,900,722.50
  5. Step 5: Solve for x
    x = 178,900,722.50/14,953.44
  6. Step 6: Final answer
    x = 11,963.85

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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.