Home / 12,796.02-19,211.68-8,837.98

Finding the Fourth Proportional to 12,796.02, 19,211.68 and 8,837.98

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Solution

The fourth proportional to 12,796.02, 19,211.68 and 8,837.98 is: 13,269.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,796.02 : 19,211.68 = 8,837.98 : x
  2. Step 2: Convert to fraction form
    12,796.02/19,211.68 = 8,837.98/x
  3. Step 3: Cross multiply
    12,796.02x = 19,211.68 × 8,837.98
  4. Step 4: Simplify right side
    12,796.02x = 169,792,325.45
  5. Step 5: Solve for x
    x = 169,792,325.45/12,796.02
  6. Step 6: Final answer
    x = 13,269.15

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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.