Home / 51,281.44-76,894.64-26,311.28

Finding the Fourth Proportional to 51,281.44, 76,894.64 and 26,311.28

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Solution

The fourth proportional to 51,281.44, 76,894.64 and 26,311.28 is: 39,452.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,281.44 : 76,894.64 = 26,311.28 : x
  2. Step 2: Convert to fraction form
    51,281.44/76,894.64 = 26,311.28/x
  3. Step 3: Cross multiply
    51,281.44x = 76,894.64 × 26,311.28
  4. Step 4: Simplify right side
    51,281.44x = 2,023,196,403.54
  5. Step 5: Solve for x
    x = 2,023,196,403.54/51,281.44
  6. Step 6: Final answer
    x = 39,452.80

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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.