Home / 13,322.78-19,984.08-3,462.02

Finding the Fourth Proportional to 13,322.78, 19,984.08 and 3,462.02

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Solution

The fourth proportional to 13,322.78, 19,984.08 and 3,462.02 is: 5,193.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,322.78 : 19,984.08 = 3,462.02 : x
  2. Step 2: Convert to fraction form
    13,322.78/19,984.08 = 3,462.02/x
  3. Step 3: Cross multiply
    13,322.78x = 19,984.08 × 3,462.02
  4. Step 4: Simplify right side
    13,322.78x = 69,185,284.64
  5. Step 5: Solve for x
    x = 69,185,284.64/13,322.78
  6. Step 6: Final answer
    x = 5,193.01

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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.