Home / 11,548.34-15,928.53-11,375.54

Finding the Fourth Proportional to 11,548.34, 15,928.53 and 11,375.54

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Solution

The fourth proportional to 11,548.34, 15,928.53 and 11,375.54 is: 15,690.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,548.34 : 15,928.53 = 11,375.54 : x
  2. Step 2: Convert to fraction form
    11,548.34/15,928.53 = 11,375.54/x
  3. Step 3: Cross multiply
    11,548.34x = 15,928.53 × 11,375.54
  4. Step 4: Simplify right side
    11,548.34x = 181,195,630.16
  5. Step 5: Solve for x
    x = 181,195,630.16/11,548.34
  6. Step 6: Final answer
    x = 15,690.19

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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.