Home / 19,100.75-28,646.06-13,537.67

Finding the Fourth Proportional to 19,100.75, 28,646.06 and 13,537.67

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Solution

The fourth proportional to 19,100.75, 28,646.06 and 13,537.67 is: 20,302.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,100.75 : 28,646.06 = 13,537.67 : x
  2. Step 2: Convert to fraction form
    19,100.75/28,646.06 = 13,537.67/x
  3. Step 3: Cross multiply
    19,100.75x = 28,646.06 × 13,537.67
  4. Step 4: Simplify right side
    19,100.75x = 387,800,696.16
  5. Step 5: Solve for x
    x = 387,800,696.16/19,100.75
  6. Step 6: Final answer
    x = 20,302.91

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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.