Home / 19,573.72-27,013.05-11,075.83

Finding the Fourth Proportional to 19,573.72, 27,013.05 and 11,075.83

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Solution

The fourth proportional to 19,573.72, 27,013.05 and 11,075.83 is: 15,285.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,573.72 : 27,013.05 = 11,075.83 : x
  2. Step 2: Convert to fraction form
    19,573.72/27,013.05 = 11,075.83/x
  3. Step 3: Cross multiply
    19,573.72x = 27,013.05 × 11,075.83
  4. Step 4: Simplify right side
    19,573.72x = 299,191,882.05
  5. Step 5: Solve for x
    x = 299,191,882.05/19,573.72
  6. Step 6: Final answer
    x = 15,285.39

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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.