Home / 12,051.07-16,622.12-8,267.56

Finding the Fourth Proportional to 12,051.07, 16,622.12 and 8,267.56

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Solution

The fourth proportional to 12,051.07, 16,622.12 and 8,267.56 is: 11,403.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,051.07 : 16,622.12 = 8,267.56 : x
  2. Step 2: Convert to fraction form
    12,051.07/16,622.12 = 8,267.56/x
  3. Step 3: Cross multiply
    12,051.07x = 16,622.12 × 8,267.56
  4. Step 4: Simplify right side
    12,051.07x = 137,424,374.43
  5. Step 5: Solve for x
    x = 137,424,374.43/12,051.07
  6. Step 6: Final answer
    x = 11,403.50

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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.