Home / 19,198.89-26,491.25-10,699.15

Finding the Fourth Proportional to 19,198.89, 26,491.25 and 10,699.15

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Solution

The fourth proportional to 19,198.89, 26,491.25 and 10,699.15 is: 14,763.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,198.89 : 26,491.25 = 10,699.15 : x
  2. Step 2: Convert to fraction form
    19,198.89/26,491.25 = 10,699.15/x
  3. Step 3: Cross multiply
    19,198.89x = 26,491.25 × 10,699.15
  4. Step 4: Simplify right side
    19,198.89x = 283,433,798.22
  5. Step 5: Solve for x
    x = 283,433,798.22/19,198.89
  6. Step 6: Final answer
    x = 14,763.03

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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.