Home / 34,311.12-51,450.24-16,760.40

Finding the Fourth Proportional to 34,311.12, 51,450.24 and 16,760.40

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Solution

The fourth proportional to 34,311.12, 51,450.24 and 16,760.40 is: 25,132.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,311.12 : 51,450.24 = 16,760.40 : x
  2. Step 2: Convert to fraction form
    34,311.12/51,450.24 = 16,760.40/x
  3. Step 3: Cross multiply
    34,311.12x = 51,450.24 × 16,760.40
  4. Step 4: Simplify right side
    34,311.12x = 862,326,602.50
  5. Step 5: Solve for x
    x = 862,326,602.50/34,311.12
  6. Step 6: Final answer
    x = 25,132.57

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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.