Home / 34,140.20-51,210.30-32,450.60

Finding the Fourth Proportional to 34,140.20, 51,210.30 and 32,450.60

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Solution

The fourth proportional to 34,140.20, 51,210.30 and 32,450.60 is: 48,675.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,140.20 : 51,210.30 = 32,450.60 : x
  2. Step 2: Convert to fraction form
    34,140.20/51,210.30 = 32,450.60/x
  3. Step 3: Cross multiply
    34,140.20x = 51,210.30 × 32,450.60
  4. Step 4: Simplify right side
    34,140.20x = 1,661,804,961.18
  5. Step 5: Solve for x
    x = 1,661,804,961.18/34,140.20
  6. Step 6: Final answer
    x = 48,675.90

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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.