Home / 19,195.87-26,490.73-10,698.86

Finding the Fourth Proportional to 19,195.87, 26,490.73 and 10,698.86

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Solution

The fourth proportional to 19,195.87, 26,490.73 and 10,698.86 is: 14,764.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,195.87 : 26,490.73 = 10,698.86 : x
  2. Step 2: Convert to fraction form
    19,195.87/26,490.73 = 10,698.86/x
  3. Step 3: Cross multiply
    19,195.87x = 26,490.73 × 10,698.86
  4. Step 4: Simplify right side
    19,195.87x = 283,420,611.57
  5. Step 5: Solve for x
    x = 283,420,611.57/19,195.87
  6. Step 6: Final answer
    x = 14,764.67

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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.