Home / 38,820.72-58,231.08-25,756.56

Finding the Fourth Proportional to 38,820.72, 58,231.08 and 25,756.56

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Solution

The fourth proportional to 38,820.72, 58,231.08 and 25,756.56 is: 38,634.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,820.72 : 58,231.08 = 25,756.56 : x
  2. Step 2: Convert to fraction form
    38,820.72/58,231.08 = 25,756.56/x
  3. Step 3: Cross multiply
    38,820.72x = 58,231.08 × 25,756.56
  4. Step 4: Simplify right side
    38,820.72x = 1,499,832,305.88
  5. Step 5: Solve for x
    x = 1,499,832,305.88/38,820.72
  6. Step 6: Final answer
    x = 38,634.84

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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.