Home / 13,950.14-20,925.18-8,759.66

Finding the Fourth Proportional to 13,950.14, 20,925.18 and 8,759.66

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Solution

The fourth proportional to 13,950.14, 20,925.18 and 8,759.66 is: 13,139.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,950.14 : 20,925.18 = 8,759.66 : x
  2. Step 2: Convert to fraction form
    13,950.14/20,925.18 = 8,759.66/x
  3. Step 3: Cross multiply
    13,950.14x = 20,925.18 × 8,759.66
  4. Step 4: Simplify right side
    13,950.14x = 183,297,462.24
  5. Step 5: Solve for x
    x = 183,297,462.24/13,950.14
  6. Step 6: Final answer
    x = 13,139.47

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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.