Home / 19,196.87-26,491.81-10,699.54

Finding the Fourth Proportional to 19,196.87, 26,491.81 and 10,699.54

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Solution

The fourth proportional to 19,196.87, 26,491.81 and 10,699.54 is: 14,765.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,196.87 : 26,491.81 = 10,699.54 : x
  2. Step 2: Convert to fraction form
    19,196.87/26,491.81 = 10,699.54/x
  3. Step 3: Cross multiply
    19,196.87x = 26,491.81 × 10,699.54
  4. Step 4: Simplify right side
    19,196.87x = 283,450,038.12
  5. Step 5: Solve for x
    x = 283,450,038.12/19,196.87
  6. Step 6: Final answer
    x = 14,765.43

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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.