Home / 12,702.06-19,042.08-4,916.34

Finding the Fourth Proportional to 12,702.06, 19,042.08 and 4,916.34

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Solution

The fourth proportional to 12,702.06, 19,042.08 and 4,916.34 is: 7,370.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,702.06 : 19,042.08 = 4,916.34 : x
  2. Step 2: Convert to fraction form
    12,702.06/19,042.08 = 4,916.34/x
  3. Step 3: Cross multiply
    12,702.06x = 19,042.08 × 4,916.34
  4. Step 4: Simplify right side
    12,702.06x = 93,617,339.59
  5. Step 5: Solve for x
    x = 93,617,339.59/12,702.06
  6. Step 6: Final answer
    x = 7,370.25

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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.