Home / 13,946.72-20,919.06-4,586.63

Finding the Fourth Proportional to 13,946.72, 20,919.06 and 4,586.63

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Solution

The fourth proportional to 13,946.72, 20,919.06 and 4,586.63 is: 6,879.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,946.72 : 20,919.06 = 4,586.63 : x
  2. Step 2: Convert to fraction form
    13,946.72/20,919.06 = 4,586.63/x
  3. Step 3: Cross multiply
    13,946.72x = 20,919.06 × 4,586.63
  4. Step 4: Simplify right side
    13,946.72x = 95,947,883.57
  5. Step 5: Solve for x
    x = 95,947,883.57/13,946.72
  6. Step 6: Final answer
    x = 6,879.60

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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.