Home / 17,399.20-23,995.42-14,040.94

Finding the Fourth Proportional to 17,399.20, 23,995.42 and 14,040.94

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Solution

The fourth proportional to 17,399.20, 23,995.42 and 14,040.94 is: 19,364.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,399.20 : 23,995.42 = 14,040.94 : x
  2. Step 2: Convert to fraction form
    17,399.20/23,995.42 = 14,040.94/x
  3. Step 3: Cross multiply
    17,399.20x = 23,995.42 × 14,040.94
  4. Step 4: Simplify right side
    17,399.20x = 336,918,252.49
  5. Step 5: Solve for x
    x = 336,918,252.49/17,399.20
  6. Step 6: Final answer
    x = 19,364.01

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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.