Home / 14,899.68-20,516.49-14,571.63

Finding the Fourth Proportional to 14,899.68, 20,516.49 and 14,571.63

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Solution

The fourth proportional to 14,899.68, 20,516.49 and 14,571.63 is: 20,064.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,899.68 : 20,516.49 = 14,571.63 : x
  2. Step 2: Convert to fraction form
    14,899.68/20,516.49 = 14,571.63/x
  3. Step 3: Cross multiply
    14,899.68x = 20,516.49 × 14,571.63
  4. Step 4: Simplify right side
    14,899.68x = 298,958,701.18
  5. Step 5: Solve for x
    x = 298,958,701.18/14,899.68
  6. Step 6: Final answer
    x = 20,064.77

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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.