Home / 14,440.20-19,928.88-8,773.71

Finding the Fourth Proportional to 14,440.20, 19,928.88 and 8,773.71

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Solution

The fourth proportional to 14,440.20, 19,928.88 and 8,773.71 is: 12,108.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,440.20 : 19,928.88 = 8,773.71 : x
  2. Step 2: Convert to fraction form
    14,440.20/19,928.88 = 8,773.71/x
  3. Step 3: Cross multiply
    14,440.20x = 19,928.88 × 8,773.71
  4. Step 4: Simplify right side
    14,440.20x = 174,850,213.74
  5. Step 5: Solve for x
    x = 174,850,213.74/14,440.20
  6. Step 6: Final answer
    x = 12,108.57

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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.