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Finding the Fourth Proportional to 17,571.13, 26,356.79 and 8,804.09

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Solution

The fourth proportional to 17,571.13, 26,356.79 and 8,804.09 is: 13,206.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,571.13 : 26,356.79 = 8,804.09 : x
  2. Step 2: Convert to fraction form
    17,571.13/26,356.79 = 8,804.09/x
  3. Step 3: Cross multiply
    17,571.13x = 26,356.79 × 8,804.09
  4. Step 4: Simplify right side
    17,571.13x = 232,047,639.17
  5. Step 5: Solve for x
    x = 232,047,639.17/17,571.13
  6. Step 6: Final answer
    x = 13,206.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.