Home / 38,282.54-57,300.93-20,468.67

Finding the Fourth Proportional to 38,282.54, 57,300.93 and 20,468.67

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Solution

The fourth proportional to 38,282.54, 57,300.93 and 20,468.67 is: 30,637.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,282.54 : 57,300.93 = 20,468.67 : x
  2. Step 2: Convert to fraction form
    38,282.54/57,300.93 = 20,468.67/x
  3. Step 3: Cross multiply
    38,282.54x = 57,300.93 × 20,468.67
  4. Step 4: Simplify right side
    38,282.54x = 1,172,873,826.86
  5. Step 5: Solve for x
    x = 1,172,873,826.86/38,282.54
  6. Step 6: Final answer
    x = 30,637.31

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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.