Home / 14,440.20-19,883.06-12,310.98

Finding the Fourth Proportional to 14,440.20, 19,883.06 and 12,310.98

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Solution

The fourth proportional to 14,440.20, 19,883.06 and 12,310.98 is: 16,951.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,440.20 : 19,883.06 = 12,310.98 : x
  2. Step 2: Convert to fraction form
    14,440.20/19,883.06 = 12,310.98/x
  3. Step 3: Cross multiply
    14,440.20x = 19,883.06 × 12,310.98
  4. Step 4: Simplify right side
    14,440.20x = 244,779,954.00
  5. Step 5: Solve for x
    x = 244,779,954.00/14,440.20
  6. Step 6: Final answer
    x = 16,951.29

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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.