Home / 13,028.55-19,531.14-4,706.61

Finding the Fourth Proportional to 13,028.55, 19,531.14 and 4,706.61

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Solution

The fourth proportional to 13,028.55, 19,531.14 and 4,706.61 is: 7,055.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,028.55 : 19,531.14 = 4,706.61 : x
  2. Step 2: Convert to fraction form
    13,028.55/19,531.14 = 4,706.61/x
  3. Step 3: Cross multiply
    13,028.55x = 19,531.14 × 4,706.61
  4. Step 4: Simplify right side
    13,028.55x = 91,925,458.84
  5. Step 5: Solve for x
    x = 91,925,458.84/13,028.55
  6. Step 6: Final answer
    x = 7,055.69

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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.