Home / 19,617.33-27,072.59-11,119.35

Finding the Fourth Proportional to 19,617.33, 27,072.59 and 11,119.35

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Solution

The fourth proportional to 19,617.33, 27,072.59 and 11,119.35 is: 15,345.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,617.33 : 27,072.59 = 11,119.35 : x
  2. Step 2: Convert to fraction form
    19,617.33/27,072.59 = 11,119.35/x
  3. Step 3: Cross multiply
    19,617.33x = 27,072.59 × 11,119.35
  4. Step 4: Simplify right side
    19,617.33x = 301,029,548.02
  5. Step 5: Solve for x
    x = 301,029,548.02/19,617.33
  6. Step 6: Final answer
    x = 15,345.08

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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.