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Finding the Fourth Proportional to 46,903.98, 70,355.22 and 11,843.40

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Solution

The fourth proportional to 46,903.98, 70,355.22 and 11,843.40 is: 17,764.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,903.98 : 70,355.22 = 11,843.40 : x
  2. Step 2: Convert to fraction form
    46,903.98/70,355.22 = 11,843.40/x
  3. Step 3: Cross multiply
    46,903.98x = 70,355.22 × 11,843.40
  4. Step 4: Simplify right side
    46,903.98x = 833,245,012.55
  5. Step 5: Solve for x
    x = 833,245,012.55/46,903.98
  6. Step 6: Final answer
    x = 17,764.91

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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.