Home / 16,451.55-22,703.73-9,376.83

Finding the Fourth Proportional to 16,451.55, 22,703.73 and 9,376.83

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Solution

The fourth proportional to 16,451.55, 22,703.73 and 9,376.83 is: 12,940.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,451.55 : 22,703.73 = 9,376.83 : x
  2. Step 2: Convert to fraction form
    16,451.55/22,703.73 = 9,376.83/x
  3. Step 3: Cross multiply
    16,451.55x = 22,703.73 × 9,376.83
  4. Step 4: Simplify right side
    16,451.55x = 212,889,016.58
  5. Step 5: Solve for x
    x = 212,889,016.58/16,451.55
  6. Step 6: Final answer
    x = 12,940.36

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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.