Home / 14,402.18-21,551.94-9,960.74

Finding the Fourth Proportional to 14,402.18, 21,551.94 and 9,960.74

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Solution

The fourth proportional to 14,402.18, 21,551.94 and 9,960.74 is: 14,905.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,402.18 : 21,551.94 = 9,960.74 : x
  2. Step 2: Convert to fraction form
    14,402.18/21,551.94 = 9,960.74/x
  3. Step 3: Cross multiply
    14,402.18x = 21,551.94 × 9,960.74
  4. Step 4: Simplify right side
    14,402.18x = 214,673,221.03
  5. Step 5: Solve for x
    x = 214,673,221.03/14,402.18
  6. Step 6: Final answer
    x = 14,905.61

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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.