Home / 25,965.44-38,950.90-11,923.10

Finding the Fourth Proportional to 25,965.44, 38,950.90 and 11,923.10

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Solution

The fourth proportional to 25,965.44, 38,950.90 and 11,923.10 is: 17,885.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,965.44 : 38,950.90 = 11,923.10 : x
  2. Step 2: Convert to fraction form
    25,965.44/38,950.90 = 11,923.10/x
  3. Step 3: Cross multiply
    25,965.44x = 38,950.90 × 11,923.10
  4. Step 4: Simplify right side
    25,965.44x = 464,415,475.79
  5. Step 5: Solve for x
    x = 464,415,475.79/25,965.44
  6. Step 6: Final answer
    x = 17,885.91

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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.