Home / 38,435.28-57,648.12-10,357.56

Finding the Fourth Proportional to 38,435.28, 57,648.12 and 10,357.56

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Solution

The fourth proportional to 38,435.28, 57,648.12 and 10,357.56 is: 15,535.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,435.28 : 57,648.12 = 10,357.56 : x
  2. Step 2: Convert to fraction form
    38,435.28/57,648.12 = 10,357.56/x
  3. Step 3: Cross multiply
    38,435.28x = 57,648.12 × 10,357.56
  4. Step 4: Simplify right side
    38,435.28x = 597,093,861.79
  5. Step 5: Solve for x
    x = 597,093,861.79/38,435.28
  6. Step 6: Final answer
    x = 15,535.05

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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.