Home / 14,395.18-19,874.52-11,748.90

Finding the Fourth Proportional to 14,395.18, 19,874.52 and 11,748.90

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Solution

The fourth proportional to 14,395.18, 19,874.52 and 11,748.90 is: 16,220.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,395.18 : 19,874.52 = 11,748.90 : x
  2. Step 2: Convert to fraction form
    14,395.18/19,874.52 = 11,748.90/x
  3. Step 3: Cross multiply
    14,395.18x = 19,874.52 × 11,748.90
  4. Step 4: Simplify right side
    14,395.18x = 233,503,748.03
  5. Step 5: Solve for x
    x = 233,503,748.03/14,395.18
  6. Step 6: Final answer
    x = 16,220.97

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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.