Home / 21,740.94-32,609.34-6,960.60

Finding the Fourth Proportional to 21,740.94, 32,609.34 and 6,960.60

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Solution

The fourth proportional to 21,740.94, 32,609.34 and 6,960.60 is: 10,440.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,740.94 : 32,609.34 = 6,960.60 : x
  2. Step 2: Convert to fraction form
    21,740.94/32,609.34 = 6,960.60/x
  3. Step 3: Cross multiply
    21,740.94x = 32,609.34 × 6,960.60
  4. Step 4: Simplify right side
    21,740.94x = 226,980,572.00
  5. Step 5: Solve for x
    x = 226,980,572.00/21,740.94
  6. Step 6: Final answer
    x = 10,440.24

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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.