Home / 12,330.96-17,010.76-11,853.52

Finding the Fourth Proportional to 12,330.96, 17,010.76 and 11,853.52

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Solution

The fourth proportional to 12,330.96, 17,010.76 and 11,853.52 is: 16,352.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,330.96 : 17,010.76 = 11,853.52 : x
  2. Step 2: Convert to fraction form
    12,330.96/17,010.76 = 11,853.52/x
  3. Step 3: Cross multiply
    12,330.96x = 17,010.76 × 11,853.52
  4. Step 4: Simplify right side
    12,330.96x = 201,637,383.88
  5. Step 5: Solve for x
    x = 201,637,383.88/12,330.96
  6. Step 6: Final answer
    x = 16,352.12

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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.