Home / 38,768.32-58,158.06-12,464.32

Finding the Fourth Proportional to 38,768.32, 58,158.06 and 12,464.32

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Solution

The fourth proportional to 38,768.32, 58,158.06 and 12,464.32 is: 18,698.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,768.32 : 58,158.06 = 12,464.32 : x
  2. Step 2: Convert to fraction form
    38,768.32/58,158.06 = 12,464.32/x
  3. Step 3: Cross multiply
    38,768.32x = 58,158.06 × 12,464.32
  4. Step 4: Simplify right side
    38,768.32x = 724,900,670.42
  5. Step 5: Solve for x
    x = 724,900,670.42/38,768.32
  6. Step 6: Final answer
    x = 18,698.27

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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.