Home / 16,787-23,166.57-9,232.94

Finding the Fourth Proportional to 16,787, 23,166.57 and 9,232.94

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Solution

The fourth proportional to 16,787, 23,166.57 and 9,232.94 is: 12,741.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787 : 23,166.57 = 9,232.94 : x
  2. Step 2: Convert to fraction form
    16,787/23,166.57 = 9,232.94/x
  3. Step 3: Cross multiply
    16,787x = 23,166.57 × 9,232.94
  4. Step 4: Simplify right side
    16,787x = 213,895,550.82
  5. Step 5: Solve for x
    x = 213,895,550.82/16,787
  6. Step 6: Final answer
    x = 12,741.74

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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.