Home / 14,620.02-20,174.14-8,650.52

Finding the Fourth Proportional to 14,620.02, 20,174.14 and 8,650.52

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Solution

The fourth proportional to 14,620.02, 20,174.14 and 8,650.52 is: 11,936.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,620.02 : 20,174.14 = 8,650.52 : x
  2. Step 2: Convert to fraction form
    14,620.02/20,174.14 = 8,650.52/x
  3. Step 3: Cross multiply
    14,620.02x = 20,174.14 × 8,650.52
  4. Step 4: Simplify right side
    14,620.02x = 174,516,801.55
  5. Step 5: Solve for x
    x = 174,516,801.55/14,620.02
  6. Step 6: Final answer
    x = 11,936.84

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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.