Home / 17,107.25-23,617.80-13,042.17

Finding the Fourth Proportional to 17,107.25, 23,617.80 and 13,042.17

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Solution

The fourth proportional to 17,107.25, 23,617.80 and 13,042.17 is: 18,005.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,107.25 : 23,617.80 = 13,042.17 : x
  2. Step 2: Convert to fraction form
    17,107.25/23,617.80 = 13,042.17/x
  3. Step 3: Cross multiply
    17,107.25x = 23,617.80 × 13,042.17
  4. Step 4: Simplify right side
    17,107.25x = 308,027,362.63
  5. Step 5: Solve for x
    x = 308,027,362.63/17,107.25
  6. Step 6: Final answer
    x = 18,005.67

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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.