Home / 13,244.35-19,866.51-3,383.64

Finding the Fourth Proportional to 13,244.35, 19,866.51 and 3,383.64

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Solution

The fourth proportional to 13,244.35, 19,866.51 and 3,383.64 is: 5,075.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,244.35 : 19,866.51 = 3,383.64 : x
  2. Step 2: Convert to fraction form
    13,244.35/19,866.51 = 3,383.64/x
  3. Step 3: Cross multiply
    13,244.35x = 19,866.51 × 3,383.64
  4. Step 4: Simplify right side
    13,244.35x = 67,221,117.90
  5. Step 5: Solve for x
    x = 67,221,117.90/13,244.35
  6. Step 6: Final answer
    x = 5,075.46

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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.