Home / 19,982.89-27,576.03-11,030.68

Finding the Fourth Proportional to 19,982.89, 27,576.03 and 11,030.68

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Solution

The fourth proportional to 19,982.89, 27,576.03 and 11,030.68 is: 15,222.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,982.89 : 27,576.03 = 11,030.68 : x
  2. Step 2: Convert to fraction form
    19,982.89/27,576.03 = 11,030.68/x
  3. Step 3: Cross multiply
    19,982.89x = 27,576.03 × 11,030.68
  4. Step 4: Simplify right side
    19,982.89x = 304,182,362.60
  5. Step 5: Solve for x
    x = 304,182,362.60/19,982.89
  6. Step 6: Final answer
    x = 15,222.14

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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.