Home / 34,289.75-51,450.80-12,113.57

Finding the Fourth Proportional to 34,289.75, 51,450.80 and 12,113.57

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Solution

The fourth proportional to 34,289.75, 51,450.80 and 12,113.57 is: 18,176.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,289.75 : 51,450.80 = 12,113.57 : x
  2. Step 2: Convert to fraction form
    34,289.75/51,450.80 = 12,113.57/x
  3. Step 3: Cross multiply
    34,289.75x = 51,450.80 × 12,113.57
  4. Step 4: Simplify right side
    34,289.75x = 623,252,646.00
  5. Step 5: Solve for x
    x = 623,252,646.00/34,289.75
  6. Step 6: Final answer
    x = 18,176.06

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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.