Home / 19,796.39-29,708.25-10,436.03

Finding the Fourth Proportional to 19,796.39, 29,708.25 and 10,436.03

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Solution

The fourth proportional to 19,796.39, 29,708.25 and 10,436.03 is: 15,661.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,796.39 : 29,708.25 = 10,436.03 : x
  2. Step 2: Convert to fraction form
    19,796.39/29,708.25 = 10,436.03/x
  3. Step 3: Cross multiply
    19,796.39x = 29,708.25 × 10,436.03
  4. Step 4: Simplify right side
    19,796.39x = 310,036,188.25
  5. Step 5: Solve for x
    x = 310,036,188.25/19,796.39
  6. Step 6: Final answer
    x = 15,661.25

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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.