Home / 37,881.14-52,273.89-20,885.36

Finding the Fourth Proportional to 37,881.14, 52,273.89 and 20,885.36

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Solution

The fourth proportional to 37,881.14, 52,273.89 and 20,885.36 is: 28,820.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,881.14 : 52,273.89 = 20,885.36 : x
  2. Step 2: Convert to fraction form
    37,881.14/52,273.89 = 20,885.36/x
  3. Step 3: Cross multiply
    37,881.14x = 52,273.89 × 20,885.36
  4. Step 4: Simplify right side
    37,881.14x = 1,091,758,749.88
  5. Step 5: Solve for x
    x = 1,091,758,749.88/37,881.14
  6. Step 6: Final answer
    x = 28,820.65

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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.