Home / 34,313.12-51,453.24-16,762.40

Finding the Fourth Proportional to 34,313.12, 51,453.24 and 16,762.40

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Solution

The fourth proportional to 34,313.12, 51,453.24 and 16,762.40 is: 25,135.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,313.12 : 51,453.24 = 16,762.40 : x
  2. Step 2: Convert to fraction form
    34,313.12/51,453.24 = 16,762.40/x
  3. Step 3: Cross multiply
    34,313.12x = 51,453.24 × 16,762.40
  4. Step 4: Simplify right side
    34,313.12x = 862,479,790.18
  5. Step 5: Solve for x
    x = 862,479,790.18/34,313.12
  6. Step 6: Final answer
    x = 25,135.57

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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.