Home / 30,134.62-41,581.74-16,705.18

Finding the Fourth Proportional to 30,134.62, 41,581.74 and 16,705.18

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Solution

The fourth proportional to 30,134.62, 41,581.74 and 16,705.18 is: 23,050.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,134.62 : 41,581.74 = 16,705.18 : x
  2. Step 2: Convert to fraction form
    30,134.62/41,581.74 = 16,705.18/x
  3. Step 3: Cross multiply
    30,134.62x = 41,581.74 × 16,705.18
  4. Step 4: Simplify right side
    30,134.62x = 694,630,451.41
  5. Step 5: Solve for x
    x = 694,630,451.41/30,134.62
  6. Step 6: Final answer
    x = 23,050.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.