Home / 18,743.33-25,866.35-10,245.92

Finding the Fourth Proportional to 18,743.33, 25,866.35 and 10,245.92

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Solution

The fourth proportional to 18,743.33, 25,866.35 and 10,245.92 is: 14,139.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,743.33 : 25,866.35 = 10,245.92 : x
  2. Step 2: Convert to fraction form
    18,743.33/25,866.35 = 10,245.92/x
  3. Step 3: Cross multiply
    18,743.33x = 25,866.35 × 10,245.92
  4. Step 4: Simplify right side
    18,743.33x = 265,024,501.56
  5. Step 5: Solve for x
    x = 265,024,501.56/18,743.33
  6. Step 6: Final answer
    x = 14,139.67

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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.