Home / 12,022.96-16,583.34-11,031.52

Finding the Fourth Proportional to 12,022.96, 16,583.34 and 11,031.52

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Solution

The fourth proportional to 12,022.96, 16,583.34 and 11,031.52 is: 15,215.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022.96 : 16,583.34 = 11,031.52 : x
  2. Step 2: Convert to fraction form
    12,022.96/16,583.34 = 11,031.52/x
  3. Step 3: Cross multiply
    12,022.96x = 16,583.34 × 11,031.52
  4. Step 4: Simplify right side
    12,022.96x = 182,939,446.88
  5. Step 5: Solve for x
    x = 182,939,446.88/12,022.96
  6. Step 6: Final answer
    x = 15,215.84

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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.