Home / 19,126.26-28,706.67-8,041.14

Finding the Fourth Proportional to 19,126.26, 28,706.67 and 8,041.14

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Solution

The fourth proportional to 19,126.26, 28,706.67 and 8,041.14 is: 12,068.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,126.26 : 28,706.67 = 8,041.14 : x
  2. Step 2: Convert to fraction form
    19,126.26/28,706.67 = 8,041.14/x
  3. Step 3: Cross multiply
    19,126.26x = 28,706.67 × 8,041.14
  4. Step 4: Simplify right side
    19,126.26x = 230,834,352.40
  5. Step 5: Solve for x
    x = 230,834,352.40/19,126.26
  6. Step 6: Final answer
    x = 12,068.97

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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.