Home / 34,219.40-51,329.10-12,032.60

Finding the Fourth Proportional to 34,219.40, 51,329.10 and 12,032.60

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Solution

The fourth proportional to 34,219.40, 51,329.10 and 12,032.60 is: 18,048.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,219.40 : 51,329.10 = 12,032.60 : x
  2. Step 2: Convert to fraction form
    34,219.40/51,329.10 = 12,032.60/x
  3. Step 3: Cross multiply
    34,219.40x = 51,329.10 × 12,032.60
  4. Step 4: Simplify right side
    34,219.40x = 617,622,528.66
  5. Step 5: Solve for x
    x = 617,622,528.66/34,219.40
  6. Step 6: Final answer
    x = 18,048.90

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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.