Home / 13,074.92-19,614.81-4,310.45

Finding the Fourth Proportional to 13,074.92, 19,614.81 and 4,310.45

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Solution

The fourth proportional to 13,074.92, 19,614.81 and 4,310.45 is: 6,466.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,074.92 : 19,614.81 = 4,310.45 : x
  2. Step 2: Convert to fraction form
    13,074.92/19,614.81 = 4,310.45/x
  3. Step 3: Cross multiply
    13,074.92x = 19,614.81 × 4,310.45
  4. Step 4: Simplify right side
    13,074.92x = 84,548,657.76
  5. Step 5: Solve for x
    x = 84,548,657.76/13,074.92
  6. Step 6: Final answer
    x = 6,466.48

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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.