Home / 18,591.06-25,655.76-10,093.20

Finding the Fourth Proportional to 18,591.06, 25,655.76 and 10,093.20

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Solution

The fourth proportional to 18,591.06, 25,655.76 and 10,093.20 is: 13,928.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,591.06 : 25,655.76 = 10,093.20 : x
  2. Step 2: Convert to fraction form
    18,591.06/25,655.76 = 10,093.20/x
  3. Step 3: Cross multiply
    18,591.06x = 25,655.76 × 10,093.20
  4. Step 4: Simplify right side
    18,591.06x = 258,948,716.83
  5. Step 5: Solve for x
    x = 258,948,716.83/18,591.06
  6. Step 6: Final answer
    x = 13,928.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.