Home / 16,840.34-23,240.74-9,672.50

Finding the Fourth Proportional to 16,840.34, 23,240.74 and 9,672.50

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Solution

The fourth proportional to 16,840.34, 23,240.74 and 9,672.50 is: 13,348.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,840.34 : 23,240.74 = 9,672.50 : x
  2. Step 2: Convert to fraction form
    16,840.34/23,240.74 = 9,672.50/x
  3. Step 3: Cross multiply
    16,840.34x = 23,240.74 × 9,672.50
  4. Step 4: Simplify right side
    16,840.34x = 224,796,057.65
  5. Step 5: Solve for x
    x = 224,796,057.65/16,840.34
  6. Step 6: Final answer
    x = 13,348.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.