Home / 13,961.88-19,266.59-7,674.26

Finding the Fourth Proportional to 13,961.88, 19,266.59 and 7,674.26

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Solution

The fourth proportional to 13,961.88, 19,266.59 and 7,674.26 is: 10,590.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,961.88 : 19,266.59 = 7,674.26 : x
  2. Step 2: Convert to fraction form
    13,961.88/19,266.59 = 7,674.26/x
  3. Step 3: Cross multiply
    13,961.88x = 19,266.59 × 7,674.26
  4. Step 4: Simplify right side
    13,961.88x = 147,856,686.27
  5. Step 5: Solve for x
    x = 147,856,686.27/13,961.88
  6. Step 6: Final answer
    x = 10,590.03

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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.