Home / 19,983.21-27,576.67-11,030.70

Finding the Fourth Proportional to 19,983.21, 27,576.67 and 11,030.70

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Solution

The fourth proportional to 19,983.21, 27,576.67 and 11,030.70 is: 15,222.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,983.21 : 27,576.67 = 11,030.70 : x
  2. Step 2: Convert to fraction form
    19,983.21/27,576.67 = 11,030.70/x
  3. Step 3: Cross multiply
    19,983.21x = 27,576.67 × 11,030.70
  4. Step 4: Simplify right side
    19,983.21x = 304,189,973.77
  5. Step 5: Solve for x
    x = 304,189,973.77/19,983.21
  6. Step 6: Final answer
    x = 15,222.28

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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.