Home / 16,051.56-22,151.24-8,977.98

Finding the Fourth Proportional to 16,051.56, 22,151.24 and 8,977.98

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Solution

The fourth proportional to 16,051.56, 22,151.24 and 8,977.98 is: 12,389.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,051.56 : 22,151.24 = 8,977.98 : x
  2. Step 2: Convert to fraction form
    16,051.56/22,151.24 = 8,977.98/x
  3. Step 3: Cross multiply
    16,051.56x = 22,151.24 × 8,977.98
  4. Step 4: Simplify right side
    16,051.56x = 198,873,389.70
  5. Step 5: Solve for x
    x = 198,873,389.70/16,051.56
  6. Step 6: Final answer
    x = 12,389.66

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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.