Home / 17,729.09-26,596.07-7,868.15

Finding the Fourth Proportional to 17,729.09, 26,596.07 and 7,868.15

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Solution

The fourth proportional to 17,729.09, 26,596.07 and 7,868.15 is: 11,803.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,729.09 : 26,596.07 = 7,868.15 : x
  2. Step 2: Convert to fraction form
    17,729.09/26,596.07 = 7,868.15/x
  3. Step 3: Cross multiply
    17,729.09x = 26,596.07 × 7,868.15
  4. Step 4: Simplify right side
    17,729.09x = 209,261,828.83
  5. Step 5: Solve for x
    x = 209,261,828.83/17,729.09
  6. Step 6: Final answer
    x = 11,803.30

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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.