Home / 13,336.05-20,005.05-4,570.89

Finding the Fourth Proportional to 13,336.05, 20,005.05 and 4,570.89

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Solution

The fourth proportional to 13,336.05, 20,005.05 and 4,570.89 is: 6,856.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,336.05 : 20,005.05 = 4,570.89 : x
  2. Step 2: Convert to fraction form
    13,336.05/20,005.05 = 4,570.89/x
  3. Step 3: Cross multiply
    13,336.05x = 20,005.05 × 4,570.89
  4. Step 4: Simplify right side
    13,336.05x = 91,440,882.99
  5. Step 5: Solve for x
    x = 91,440,882.99/13,336.05
  6. Step 6: Final answer
    x = 6,856.67

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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.