Home / 14,008.53-20,964.45-8,669.52

Finding the Fourth Proportional to 14,008.53, 20,964.45 and 8,669.52

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Solution

The fourth proportional to 14,008.53, 20,964.45 and 8,669.52 is: 12,974.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,008.53 : 20,964.45 = 8,669.52 : x
  2. Step 2: Convert to fraction form
    14,008.53/20,964.45 = 8,669.52/x
  3. Step 3: Cross multiply
    14,008.53x = 20,964.45 × 8,669.52
  4. Step 4: Simplify right side
    14,008.53x = 181,751,718.56
  5. Step 5: Solve for x
    x = 181,751,718.56/14,008.53
  6. Step 6: Final answer
    x = 12,974.36

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1.5x scale

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.