Home / 18,094.46-27,139.53-4,947.98

Finding the Fourth Proportional to 18,094.46, 27,139.53 and 4,947.98

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Solution

The fourth proportional to 18,094.46, 27,139.53 and 4,947.98 is: 7,421.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,094.46 : 27,139.53 = 4,947.98 : x
  2. Step 2: Convert to fraction form
    18,094.46/27,139.53 = 4,947.98/x
  3. Step 3: Cross multiply
    18,094.46x = 27,139.53 × 4,947.98
  4. Step 4: Simplify right side
    18,094.46x = 134,285,851.65
  5. Step 5: Solve for x
    x = 134,285,851.65/18,094.46
  6. Step 6: Final answer
    x = 7,421.38

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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.