Home / 25,783.56-38,675.38-7,063.76

Finding the Fourth Proportional to 25,783.56, 38,675.38 and 7,063.76

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Solution

The fourth proportional to 25,783.56, 38,675.38 and 7,063.76 is: 10,595.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,783.56 : 38,675.38 = 7,063.76 : x
  2. Step 2: Convert to fraction form
    25,783.56/38,675.38 = 7,063.76/x
  3. Step 3: Cross multiply
    25,783.56x = 38,675.38 × 7,063.76
  4. Step 4: Simplify right side
    25,783.56x = 273,193,707.75
  5. Step 5: Solve for x
    x = 273,193,707.75/25,783.56
  6. Step 6: Final answer
    x = 10,595.65

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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.