Home / 13,164.58-19,744.73-4,399.48

Finding the Fourth Proportional to 13,164.58, 19,744.73 and 4,399.48

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Solution

The fourth proportional to 13,164.58, 19,744.73 and 4,399.48 is: 6,598.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,164.58 : 19,744.73 = 4,399.48 : x
  2. Step 2: Convert to fraction form
    13,164.58/19,744.73 = 4,399.48/x
  3. Step 3: Cross multiply
    13,164.58x = 19,744.73 × 4,399.48
  4. Step 4: Simplify right side
    13,164.58x = 86,866,544.74
  5. Step 5: Solve for x
    x = 86,866,544.74/13,164.58
  6. Step 6: Final answer
    x = 6,598.50

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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.