Home / 13,604.74-20,410.54-6,588.12

Finding the Fourth Proportional to 13,604.74, 20,410.54 and 6,588.12

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Solution

The fourth proportional to 13,604.74, 20,410.54 and 6,588.12 is: 9,883.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,604.74 : 20,410.54 = 6,588.12 : x
  2. Step 2: Convert to fraction form
    13,604.74/20,410.54 = 6,588.12/x
  3. Step 3: Cross multiply
    13,604.74x = 20,410.54 × 6,588.12
  4. Step 4: Simplify right side
    13,604.74x = 134,467,086.78
  5. Step 5: Solve for x
    x = 134,467,086.78/13,604.74
  6. Step 6: Final answer
    x = 9,883.84

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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.