Home / 25,703.63-38,556.20-6,983.56

Finding the Fourth Proportional to 25,703.63, 38,556.20 and 6,983.56

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Solution

The fourth proportional to 25,703.63, 38,556.20 and 6,983.56 is: 10,475.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,703.63 : 38,556.20 = 6,983.56 : x
  2. Step 2: Convert to fraction form
    25,703.63/38,556.20 = 6,983.56/x
  3. Step 3: Cross multiply
    25,703.63x = 38,556.20 × 6,983.56
  4. Step 4: Simplify right side
    25,703.63x = 269,259,501.15
  5. Step 5: Solve for x
    x = 269,259,501.15/25,703.63
  6. Step 6: Final answer
    x = 10,475.55

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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.