Home / 19,977.04-29,968.26-6,825.88

Finding the Fourth Proportional to 19,977.04, 29,968.26 and 6,825.88

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Solution

The fourth proportional to 19,977.04, 29,968.26 and 6,825.88 is: 10,239.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,977.04 : 29,968.26 = 6,825.88 : x
  2. Step 2: Convert to fraction form
    19,977.04/29,968.26 = 6,825.88/x
  3. Step 3: Cross multiply
    19,977.04x = 29,968.26 × 6,825.88
  4. Step 4: Simplify right side
    19,977.04x = 204,559,746.57
  5. Step 5: Solve for x
    x = 204,559,746.57/19,977.04
  6. Step 6: Final answer
    x = 10,239.74

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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.