Home / 13,271.54-19,914.30-5,881.10

Finding the Fourth Proportional to 13,271.54, 19,914.30 and 5,881.10

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Solution

The fourth proportional to 13,271.54, 19,914.30 and 5,881.10 is: 8,824.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,271.54 : 19,914.30 = 5,881.10 : x
  2. Step 2: Convert to fraction form
    13,271.54/19,914.30 = 5,881.10/x
  3. Step 3: Cross multiply
    13,271.54x = 19,914.30 × 5,881.10
  4. Step 4: Simplify right side
    13,271.54x = 117,117,989.73
  5. Step 5: Solve for x
    x = 117,117,989.73/13,271.54
  6. Step 6: Final answer
    x = 8,824.75

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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.