Home / 14,488.94-21,729.15-6,168.86

Finding the Fourth Proportional to 14,488.94, 21,729.15 and 6,168.86

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Solution

The fourth proportional to 14,488.94, 21,729.15 and 6,168.86 is: 9,251.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488.94 : 21,729.15 = 6,168.86 : x
  2. Step 2: Convert to fraction form
    14,488.94/21,729.15 = 6,168.86/x
  3. Step 3: Cross multiply
    14,488.94x = 21,729.15 × 6,168.86
  4. Step 4: Simplify right side
    14,488.94x = 134,044,084.27
  5. Step 5: Solve for x
    x = 134,044,084.27/14,488.94
  6. Step 6: Final answer
    x = 9,251.48

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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.