Home / 14,137.74-21,193.62-4,897.26

Finding the Fourth Proportional to 14,137.74, 21,193.62 and 4,897.26

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Solution

The fourth proportional to 14,137.74, 21,193.62 and 4,897.26 is: 7,341.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137.74 : 21,193.62 = 4,897.26 : x
  2. Step 2: Convert to fraction form
    14,137.74/21,193.62 = 4,897.26/x
  3. Step 3: Cross multiply
    14,137.74x = 21,193.62 × 4,897.26
  4. Step 4: Simplify right side
    14,137.74x = 103,790,667.48
  5. Step 5: Solve for x
    x = 103,790,667.48/14,137.74
  6. Step 6: Final answer
    x = 7,341.39

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1.5x scale

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.