Home / 27,900.46-41,852.13-7,124.14

Finding the Fourth Proportional to 27,900.46, 41,852.13 and 7,124.14

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Solution

The fourth proportional to 27,900.46, 41,852.13 and 7,124.14 is: 10,686.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,900.46 : 41,852.13 = 7,124.14 : x
  2. Step 2: Convert to fraction form
    27,900.46/41,852.13 = 7,124.14/x
  3. Step 3: Cross multiply
    27,900.46x = 41,852.13 × 7,124.14
  4. Step 4: Simplify right side
    27,900.46x = 298,160,433.42
  5. Step 5: Solve for x
    x = 298,160,433.42/27,900.46
  6. Step 6: Final answer
    x = 10,686.58

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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.