Home / 19,198.71-26,491.86-10,698.75

Finding the Fourth Proportional to 19,198.71, 26,491.86 and 10,698.75

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Solution

The fourth proportional to 19,198.71, 26,491.86 and 10,698.75 is: 14,762.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,198.71 : 26,491.86 = 10,698.75 : x
  2. Step 2: Convert to fraction form
    19,198.71/26,491.86 = 10,698.75/x
  3. Step 3: Cross multiply
    19,198.71x = 26,491.86 × 10,698.75
  4. Step 4: Simplify right side
    19,198.71x = 283,429,787.18
  5. Step 5: Solve for x
    x = 283,429,787.18/19,198.71
  6. Step 6: Final answer
    x = 14,762.96

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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.