Home / 12,573.56-18,821.46-10,707.32

Finding the Fourth Proportional to 12,573.56, 18,821.46 and 10,707.32

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Solution

The fourth proportional to 12,573.56, 18,821.46 and 10,707.32 is: 16,027.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,573.56 : 18,821.46 = 10,707.32 : x
  2. Step 2: Convert to fraction form
    12,573.56/18,821.46 = 10,707.32/x
  3. Step 3: Cross multiply
    12,573.56x = 18,821.46 × 10,707.32
  4. Step 4: Simplify right side
    12,573.56x = 201,527,395.09
  5. Step 5: Solve for x
    x = 201,527,395.09/12,573.56
  6. Step 6: Final answer
    x = 16,027.87

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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.