Home / 26,756.24-40,134.38-15,739.72

Finding the Fourth Proportional to 26,756.24, 40,134.38 and 15,739.72

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Solution

The fourth proportional to 26,756.24, 40,134.38 and 15,739.72 is: 23,609.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,756.24 : 40,134.38 = 15,739.72 : x
  2. Step 2: Convert to fraction form
    26,756.24/40,134.38 = 15,739.72/x
  3. Step 3: Cross multiply
    26,756.24x = 40,134.38 × 15,739.72
  4. Step 4: Simplify right side
    26,756.24x = 631,703,903.57
  5. Step 5: Solve for x
    x = 631,703,903.57/26,756.24
  6. Step 6: Final answer
    x = 23,609.59

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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.