Home / 14,074.66-19,422.89-7,701.38

Finding the Fourth Proportional to 14,074.66, 19,422.89 and 7,701.38

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Solution

The fourth proportional to 14,074.66, 19,422.89 and 7,701.38 is: 10,627.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074.66 : 19,422.89 = 7,701.38 : x
  2. Step 2: Convert to fraction form
    14,074.66/19,422.89 = 7,701.38/x
  3. Step 3: Cross multiply
    14,074.66x = 19,422.89 × 7,701.38
  4. Step 4: Simplify right side
    14,074.66x = 149,583,022.68
  5. Step 5: Solve for x
    x = 149,583,022.68/14,074.66
  6. Step 6: Final answer
    x = 10,627.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.