Home / 14,516.89-20,032.72-8,548.81

Finding the Fourth Proportional to 14,516.89, 20,032.72 and 8,548.81

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Solution

The fourth proportional to 14,516.89, 20,032.72 and 8,548.81 is: 11,797.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,516.89 : 20,032.72 = 8,548.81 : x
  2. Step 2: Convert to fraction form
    14,516.89/20,032.72 = 8,548.81/x
  3. Step 3: Cross multiply
    14,516.89x = 20,032.72 × 8,548.81
  4. Step 4: Simplify right side
    14,516.89x = 171,255,917.06
  5. Step 5: Solve for x
    x = 171,255,917.06/14,516.89
  6. Step 6: Final answer
    x = 11,797.01

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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.