Home / 13,532.41-20,301.24-4,170.79

Finding the Fourth Proportional to 13,532.41, 20,301.24 and 4,170.79

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Solution

The fourth proportional to 13,532.41, 20,301.24 and 4,170.79 is: 6,256.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.41 : 20,301.24 = 4,170.79 : x
  2. Step 2: Convert to fraction form
    13,532.41/20,301.24 = 4,170.79/x
  3. Step 3: Cross multiply
    13,532.41x = 20,301.24 × 4,170.79
  4. Step 4: Simplify right side
    13,532.41x = 84,672,208.78
  5. Step 5: Solve for x
    x = 84,672,208.78/13,532.41
  6. Step 6: Final answer
    x = 6,256.99

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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.