Home / 13,235.18-19,852.79-5,839.65

Finding the Fourth Proportional to 13,235.18, 19,852.79 and 5,839.65

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Solution

The fourth proportional to 13,235.18, 19,852.79 and 5,839.65 is: 8,759.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235.18 : 19,852.79 = 5,839.65 : x
  2. Step 2: Convert to fraction form
    13,235.18/19,852.79 = 5,839.65/x
  3. Step 3: Cross multiply
    13,235.18x = 19,852.79 × 5,839.65
  4. Step 4: Simplify right side
    13,235.18x = 115,933,315.93
  5. Step 5: Solve for x
    x = 115,933,315.93/13,235.18
  6. Step 6: Final answer
    x = 8,759.48

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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.