Home / 16,051.60-22,151.26-8,977.56

Finding the Fourth Proportional to 16,051.60, 22,151.26 and 8,977.56

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Solution

The fourth proportional to 16,051.60, 22,151.26 and 8,977.56 is: 12,389.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,051.60 : 22,151.26 = 8,977.56 : x
  2. Step 2: Convert to fraction form
    16,051.60/22,151.26 = 8,977.56/x
  3. Step 3: Cross multiply
    16,051.60x = 22,151.26 × 8,977.56
  4. Step 4: Simplify right side
    16,051.60x = 198,864,265.73
  5. Step 5: Solve for x
    x = 198,864,265.73/16,051.60
  6. Step 6: Final answer
    x = 12,389.06

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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.