Home / 14,912.28-20,548.62-11,534.58

Finding the Fourth Proportional to 14,912.28, 20,548.62 and 11,534.58

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Solution

The fourth proportional to 14,912.28, 20,548.62 and 11,534.58 is: 15,894.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,912.28 : 20,548.62 = 11,534.58 : x
  2. Step 2: Convert to fraction form
    14,912.28/20,548.62 = 11,534.58/x
  3. Step 3: Cross multiply
    14,912.28x = 20,548.62 × 11,534.58
  4. Step 4: Simplify right side
    14,912.28x = 237,019,701.28
  5. Step 5: Solve for x
    x = 237,019,701.28/14,912.28
  6. Step 6: Final answer
    x = 15,894.26

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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.