Home / 37,446.36-51,675.66-20,679

Finding the Fourth Proportional to 37,446.36, 51,675.66 and 20,679

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Solution

The fourth proportional to 37,446.36, 51,675.66 and 20,679 is: 28,536.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,446.36 : 51,675.66 = 20,679 : x
  2. Step 2: Convert to fraction form
    37,446.36/51,675.66 = 20,679/x
  3. Step 3: Cross multiply
    37,446.36x = 51,675.66 × 20,679
  4. Step 4: Simplify right side
    37,446.36x = 1,068,600,973.14
  5. Step 5: Solve for x
    x = 1,068,600,973.14/37,446.36
  6. Step 6: Final answer
    x = 28,536.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.