Home / 13,973.96-20,960.61-6,574.31

Finding the Fourth Proportional to 13,973.96, 20,960.61 and 6,574.31

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Solution

The fourth proportional to 13,973.96, 20,960.61 and 6,574.31 is: 9,861.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,973.96 : 20,960.61 = 6,574.31 : x
  2. Step 2: Convert to fraction form
    13,973.96/20,960.61 = 6,574.31/x
  3. Step 3: Cross multiply
    13,973.96x = 20,960.61 × 6,574.31
  4. Step 4: Simplify right side
    13,973.96x = 137,801,443.13
  5. Step 5: Solve for x
    x = 137,801,443.13/13,973.96
  6. Step 6: Final answer
    x = 9,861.31

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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.