Home / 13,322.54-19,984.53-3,461.56

Finding the Fourth Proportional to 13,322.54, 19,984.53 and 3,461.56

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Solution

The fourth proportional to 13,322.54, 19,984.53 and 3,461.56 is: 5,192.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,322.54 : 19,984.53 = 3,461.56 : x
  2. Step 2: Convert to fraction form
    13,322.54/19,984.53 = 3,461.56/x
  3. Step 3: Cross multiply
    13,322.54x = 19,984.53 × 3,461.56
  4. Step 4: Simplify right side
    13,322.54x = 69,177,649.67
  5. Step 5: Solve for x
    x = 69,177,649.67/13,322.54
  6. Step 6: Final answer
    x = 5,192.53

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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.