Home / 19,570.37-27,008.93-11,185.25

Finding the Fourth Proportional to 19,570.37, 27,008.93 and 11,185.25

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Solution

The fourth proportional to 19,570.37, 27,008.93 and 11,185.25 is: 15,436.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,570.37 : 27,008.93 = 11,185.25 : x
  2. Step 2: Convert to fraction form
    19,570.37/27,008.93 = 11,185.25/x
  3. Step 3: Cross multiply
    19,570.37x = 27,008.93 × 11,185.25
  4. Step 4: Simplify right side
    19,570.37x = 302,101,634.28
  5. Step 5: Solve for x
    x = 302,101,634.28/19,570.37
  6. Step 6: Final answer
    x = 15,436.68

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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.