Home / 18,151.40-25,047.70-10,596.56

Finding the Fourth Proportional to 18,151.40, 25,047.70 and 10,596.56

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Solution

The fourth proportional to 18,151.40, 25,047.70 and 10,596.56 is: 14,622.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,151.40 : 25,047.70 = 10,596.56 : x
  2. Step 2: Convert to fraction form
    18,151.40/25,047.70 = 10,596.56/x
  3. Step 3: Cross multiply
    18,151.40x = 25,047.70 × 10,596.56
  4. Step 4: Simplify right side
    18,151.40x = 265,419,455.91
  5. Step 5: Solve for x
    x = 265,419,455.91/18,151.40
  6. Step 6: Final answer
    x = 14,622.53

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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.