Home / 51,310.34-76,977.04-18,032.70

Finding the Fourth Proportional to 51,310.34, 76,977.04 and 18,032.70

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Solution

The fourth proportional to 51,310.34, 76,977.04 and 18,032.70 is: 27,053.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,310.34 : 76,977.04 = 18,032.70 : x
  2. Step 2: Convert to fraction form
    51,310.34/76,977.04 = 18,032.70/x
  3. Step 3: Cross multiply
    51,310.34x = 76,977.04 × 18,032.70
  4. Step 4: Simplify right side
    51,310.34x = 1,388,103,869.21
  5. Step 5: Solve for x
    x = 1,388,103,869.21/51,310.34
  6. Step 6: Final answer
    x = 27,053.10

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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.