Home / 13,960.56-19,265.59-7,992.19

Finding the Fourth Proportional to 13,960.56, 19,265.59 and 7,992.19

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Solution

The fourth proportional to 13,960.56, 19,265.59 and 7,992.19 is: 11,029.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960.56 : 19,265.59 = 7,992.19 : x
  2. Step 2: Convert to fraction form
    13,960.56/19,265.59 = 7,992.19/x
  3. Step 3: Cross multiply
    13,960.56x = 19,265.59 × 7,992.19
  4. Step 4: Simplify right side
    13,960.56x = 153,974,255.74
  5. Step 5: Solve for x
    x = 153,974,255.74/13,960.56
  6. Step 6: Final answer
    x = 11,029.23

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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.