Home / 19,150.92-28,717.15-6,670.67

Finding the Fourth Proportional to 19,150.92, 28,717.15 and 6,670.67

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Solution

The fourth proportional to 19,150.92, 28,717.15 and 6,670.67 is: 10,002.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,150.92 : 28,717.15 = 6,670.67 : x
  2. Step 2: Convert to fraction form
    19,150.92/28,717.15 = 6,670.67/x
  3. Step 3: Cross multiply
    19,150.92x = 28,717.15 × 6,670.67
  4. Step 4: Simplify right side
    19,150.92x = 191,562,630.99
  5. Step 5: Solve for x
    x = 191,562,630.99/19,150.92
  6. Step 6: Final answer
    x = 10,002.79

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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.