Home / 13,183.02-19,744.29-8,551.98

Finding the Fourth Proportional to 13,183.02, 19,744.29 and 8,551.98

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Solution

The fourth proportional to 13,183.02, 19,744.29 and 8,551.98 is: 12,808.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,183.02 : 19,744.29 = 8,551.98 : x
  2. Step 2: Convert to fraction form
    13,183.02/19,744.29 = 8,551.98/x
  3. Step 3: Cross multiply
    13,183.02x = 19,744.29 × 8,551.98
  4. Step 4: Simplify right side
    13,183.02x = 168,852,773.19
  5. Step 5: Solve for x
    x = 168,852,773.19/13,183.02
  6. Step 6: Final answer
    x = 12,808.35

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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.