Home / 12,483.64-17,132.33-11,302.12

Finding the Fourth Proportional to 12,483.64, 17,132.33 and 11,302.12

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Solution

The fourth proportional to 12,483.64, 17,132.33 and 11,302.12 is: 15,510.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483.64 : 17,132.33 = 11,302.12 : x
  2. Step 2: Convert to fraction form
    12,483.64/17,132.33 = 11,302.12/x
  3. Step 3: Cross multiply
    12,483.64x = 17,132.33 × 11,302.12
  4. Step 4: Simplify right side
    12,483.64x = 193,631,649.54
  5. Step 5: Solve for x
    x = 193,631,649.54/12,483.64
  6. Step 6: Final answer
    x = 15,510.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.