Home / 51,858.76-77,768.68-22,261.36

Finding the Fourth Proportional to 51,858.76, 77,768.68 and 22,261.36

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Solution

The fourth proportional to 51,858.76, 77,768.68 and 22,261.36 is: 33,383.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,858.76 : 77,768.68 = 22,261.36 : x
  2. Step 2: Convert to fraction form
    51,858.76/77,768.68 = 22,261.36/x
  3. Step 3: Cross multiply
    51,858.76x = 77,768.68 × 22,261.36
  4. Step 4: Simplify right side
    51,858.76x = 1,731,236,582.20
  5. Step 5: Solve for x
    x = 1,731,236,582.20/51,858.76
  6. Step 6: Final answer
    x = 33,383.69

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1.5x scale

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.