Home / 34,225.70-51,346.20-12,039.80

Finding the Fourth Proportional to 34,225.70, 51,346.20 and 12,039.80

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Solution

The fourth proportional to 34,225.70, 51,346.20 and 12,039.80 is: 18,062.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,225.70 : 51,346.20 = 12,039.80 : x
  2. Step 2: Convert to fraction form
    34,225.70/51,346.20 = 12,039.80/x
  3. Step 3: Cross multiply
    34,225.70x = 51,346.20 × 12,039.80
  4. Step 4: Simplify right side
    34,225.70x = 618,197,978.76
  5. Step 5: Solve for x
    x = 618,197,978.76/34,225.70
  6. Step 6: Final answer
    x = 18,062.39

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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.