Home / 13,284.36-19,926.60-5,493.42

Finding the Fourth Proportional to 13,284.36, 19,926.60 and 5,493.42

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Solution

The fourth proportional to 13,284.36, 19,926.60 and 5,493.42 is: 8,240.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,284.36 : 19,926.60 = 5,493.42 : x
  2. Step 2: Convert to fraction form
    13,284.36/19,926.60 = 5,493.42/x
  3. Step 3: Cross multiply
    13,284.36x = 19,926.60 × 5,493.42
  4. Step 4: Simplify right side
    13,284.36x = 109,465,182.97
  5. Step 5: Solve for x
    x = 109,465,182.97/13,284.36
  6. Step 6: Final answer
    x = 8,240.15

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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.