Home / 14,729.11-22,093.66-12,126.58

Finding the Fourth Proportional to 14,729.11, 22,093.66 and 12,126.58

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Solution

The fourth proportional to 14,729.11, 22,093.66 and 12,126.58 is: 18,189.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,729.11 : 22,093.66 = 12,126.58 : x
  2. Step 2: Convert to fraction form
    14,729.11/22,093.66 = 12,126.58/x
  3. Step 3: Cross multiply
    14,729.11x = 22,093.66 × 12,126.58
  4. Step 4: Simplify right side
    14,729.11x = 267,920,495.41
  5. Step 5: Solve for x
    x = 267,920,495.41/14,729.11
  6. Step 6: Final answer
    x = 18,189.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.