Home / 19,166.80-26,450.14-10,783.30

Finding the Fourth Proportional to 19,166.80, 26,450.14 and 10,783.30

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Solution

The fourth proportional to 19,166.80, 26,450.14 and 10,783.30 is: 14,880.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166.80 : 26,450.14 = 10,783.30 : x
  2. Step 2: Convert to fraction form
    19,166.80/26,450.14 = 10,783.30/x
  3. Step 3: Cross multiply
    19,166.80x = 26,450.14 × 10,783.30
  4. Step 4: Simplify right side
    19,166.80x = 285,219,794.66
  5. Step 5: Solve for x
    x = 285,219,794.66/19,166.80
  6. Step 6: Final answer
    x = 14,880.93

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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.