Home / 14,412.49-19,888.37-8,362.26

Finding the Fourth Proportional to 14,412.49, 19,888.37 and 8,362.26

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Solution

The fourth proportional to 14,412.49, 19,888.37 and 8,362.26 is: 11,539.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,412.49 : 19,888.37 = 8,362.26 : x
  2. Step 2: Convert to fraction form
    14,412.49/19,888.37 = 8,362.26/x
  3. Step 3: Cross multiply
    14,412.49x = 19,888.37 × 8,362.26
  4. Step 4: Simplify right side
    14,412.49x = 166,311,727.41
  5. Step 5: Solve for x
    x = 166,311,727.41/14,412.49
  6. Step 6: Final answer
    x = 11,539.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.