Home / 14,949.42-20,629.40-8,575.68

Finding the Fourth Proportional to 14,949.42, 20,629.40 and 8,575.68

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Solution

The fourth proportional to 14,949.42, 20,629.40 and 8,575.68 is: 11,833.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,949.42 : 20,629.40 = 8,575.68 : x
  2. Step 2: Convert to fraction form
    14,949.42/20,629.40 = 8,575.68/x
  3. Step 3: Cross multiply
    14,949.42x = 20,629.40 × 8,575.68
  4. Step 4: Simplify right side
    14,949.42x = 176,911,132.99
  5. Step 5: Solve for x
    x = 176,911,132.99/14,949.42
  6. Step 6: Final answer
    x = 11,833.98

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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.