Home / 12,702.48-19,048.44-4,803.62

Finding the Fourth Proportional to 12,702.48, 19,048.44 and 4,803.62

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Solution

The fourth proportional to 12,702.48, 19,048.44 and 4,803.62 is: 7,203.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,702.48 : 19,048.44 = 4,803.62 : x
  2. Step 2: Convert to fraction form
    12,702.48/19,048.44 = 4,803.62/x
  3. Step 3: Cross multiply
    12,702.48x = 19,048.44 × 4,803.62
  4. Step 4: Simplify right side
    12,702.48x = 91,501,467.35
  5. Step 5: Solve for x
    x = 91,501,467.35/12,702.48
  6. Step 6: Final answer
    x = 7,203.43

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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.