Home / 33,150.76-49,731-9,774.16

Finding the Fourth Proportional to 33,150.76, 49,731 and 9,774.16

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Solution

The fourth proportional to 33,150.76, 49,731 and 9,774.16 is: 14,662.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,150.76 : 49,731 = 9,774.16 : x
  2. Step 2: Convert to fraction form
    33,150.76/49,731 = 9,774.16/x
  3. Step 3: Cross multiply
    33,150.76x = 49,731 × 9,774.16
  4. Step 4: Simplify right side
    33,150.76x = 486,078,750.96
  5. Step 5: Solve for x
    x = 486,078,750.96/33,150.76
  6. Step 6: Final answer
    x = 14,662.67

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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.