Home / 12,241.36-16,884.48-7,528.24

Finding the Fourth Proportional to 12,241.36, 16,884.48 and 7,528.24

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Solution

The fourth proportional to 12,241.36, 16,884.48 and 7,528.24 is: 10,383.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241.36 : 16,884.48 = 7,528.24 : x
  2. Step 2: Convert to fraction form
    12,241.36/16,884.48 = 7,528.24/x
  3. Step 3: Cross multiply
    12,241.36x = 16,884.48 × 7,528.24
  4. Step 4: Simplify right side
    12,241.36x = 127,110,417.72
  5. Step 5: Solve for x
    x = 127,110,417.72/12,241.36
  6. Step 6: Final answer
    x = 10,383.68

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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.