Home / 38,805.92-58,209.24-15,438.32

Finding the Fourth Proportional to 38,805.92, 58,209.24 and 15,438.32

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Solution

The fourth proportional to 38,805.92, 58,209.24 and 15,438.32 is: 23,157.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,805.92 : 58,209.24 = 15,438.32 : x
  2. Step 2: Convert to fraction form
    38,805.92/58,209.24 = 15,438.32/x
  3. Step 3: Cross multiply
    38,805.92x = 58,209.24 × 15,438.32
  4. Step 4: Simplify right side
    38,805.92x = 898,652,874.08
  5. Step 5: Solve for x
    x = 898,652,874.08/38,805.92
  6. Step 6: Final answer
    x = 23,157.62

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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.