Home / 51,017.34-76,558.41-19,852.86

Finding the Fourth Proportional to 51,017.34, 76,558.41 and 19,852.86

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Solution

The fourth proportional to 51,017.34, 76,558.41 and 19,852.86 is: 29,791.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,017.34 : 76,558.41 = 19,852.86 : x
  2. Step 2: Convert to fraction form
    51,017.34/76,558.41 = 19,852.86/x
  3. Step 3: Cross multiply
    51,017.34x = 76,558.41 × 19,852.86
  4. Step 4: Simplify right side
    51,017.34x = 1,519,903,395.55
  5. Step 5: Solve for x
    x = 1,519,903,395.55/51,017.34
  6. Step 6: Final answer
    x = 29,791.90

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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.