Home / 19,467.95-29,206.78-6,989.29

Finding the Fourth Proportional to 19,467.95, 29,206.78 and 6,989.29

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Solution

The fourth proportional to 19,467.95, 29,206.78 and 6,989.29 is: 10,485.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,467.95 : 29,206.78 = 6,989.29 : x
  2. Step 2: Convert to fraction form
    19,467.95/29,206.78 = 6,989.29/x
  3. Step 3: Cross multiply
    19,467.95x = 29,206.78 × 6,989.29
  4. Step 4: Simplify right side
    19,467.95x = 204,134,564.90
  5. Step 5: Solve for x
    x = 204,134,564.90/19,467.95
  6. Step 6: Final answer
    x = 10,485.68

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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.