Home / 47,636.35-71,454.55-12,100.34

Finding the Fourth Proportional to 47,636.35, 71,454.55 and 12,100.34

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Solution

The fourth proportional to 47,636.35, 71,454.55 and 12,100.34 is: 18,150.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,636.35 : 71,454.55 = 12,100.34 : x
  2. Step 2: Convert to fraction form
    47,636.35/71,454.55 = 12,100.34/x
  3. Step 3: Cross multiply
    47,636.35x = 71,454.55 × 12,100.34
  4. Step 4: Simplify right side
    47,636.35x = 864,624,022.53
  5. Step 5: Solve for x
    x = 864,624,022.53/47,636.35
  6. Step 6: Final answer
    x = 18,150.51

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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.