Home / 19,173.90-26,458.98-10,790.94

Finding the Fourth Proportional to 19,173.90, 26,458.98 and 10,790.94

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Solution

The fourth proportional to 19,173.90, 26,458.98 and 10,790.94 is: 14,890.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,173.90 : 26,458.98 = 10,790.94 : x
  2. Step 2: Convert to fraction form
    19,173.90/26,458.98 = 10,790.94/x
  3. Step 3: Cross multiply
    19,173.90x = 26,458.98 × 10,790.94
  4. Step 4: Simplify right side
    19,173.90x = 285,517,265.64
  5. Step 5: Solve for x
    x = 285,517,265.64/19,173.90
  6. Step 6: Final answer
    x = 14,890.93

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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.