Home / 19,983.42-27,576.96-11,030.91

Finding the Fourth Proportional to 19,983.42, 27,576.96 and 11,030.91

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Solution

The fourth proportional to 19,983.42, 27,576.96 and 11,030.91 is: 15,222.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,983.42 : 27,576.96 = 11,030.91 : x
  2. Step 2: Convert to fraction form
    19,983.42/27,576.96 = 11,030.91/x
  3. Step 3: Cross multiply
    19,983.42x = 27,576.96 × 11,030.91
  4. Step 4: Simplify right side
    19,983.42x = 304,198,963.83
  5. Step 5: Solve for x
    x = 304,198,963.83/19,983.42
  6. Step 6: Final answer
    x = 15,222.57

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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.