Home / 13,716.06-20,586.22-7,057.24

Finding the Fourth Proportional to 13,716.06, 20,586.22 and 7,057.24

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Solution

The fourth proportional to 13,716.06, 20,586.22 and 7,057.24 is: 10,592.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,716.06 : 20,586.22 = 7,057.24 : x
  2. Step 2: Convert to fraction form
    13,716.06/20,586.22 = 7,057.24/x
  3. Step 3: Cross multiply
    13,716.06x = 20,586.22 × 7,057.24
  4. Step 4: Simplify right side
    13,716.06x = 145,281,895.23
  5. Step 5: Solve for x
    x = 145,281,895.23/13,716.06
  6. Step 6: Final answer
    x = 10,592.10

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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.