Home / 27,873.61-41,830.91-18,510.52

Finding the Fourth Proportional to 27,873.61, 41,830.91 and 18,510.52

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Solution

The fourth proportional to 27,873.61, 41,830.91 and 18,510.52 is: 27,779.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,873.61 : 41,830.91 = 18,510.52 : x
  2. Step 2: Convert to fraction form
    27,873.61/41,830.91 = 18,510.52/x
  3. Step 3: Cross multiply
    27,873.61x = 41,830.91 × 18,510.52
  4. Step 4: Simplify right side
    27,873.61x = 774,311,896.17
  5. Step 5: Solve for x
    x = 774,311,896.17/27,873.61
  6. Step 6: Final answer
    x = 27,779.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.