Home / 14,117.13-21,173.27-6,221.25

Finding the Fourth Proportional to 14,117.13, 21,173.27 and 6,221.25

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Solution

The fourth proportional to 14,117.13, 21,173.27 and 6,221.25 is: 9,330.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,117.13 : 21,173.27 = 6,221.25 : x
  2. Step 2: Convert to fraction form
    14,117.13/21,173.27 = 6,221.25/x
  3. Step 3: Cross multiply
    14,117.13x = 21,173.27 × 6,221.25
  4. Step 4: Simplify right side
    14,117.13x = 131,724,174.88
  5. Step 5: Solve for x
    x = 131,724,174.88/14,117.13
  6. Step 6: Final answer
    x = 9,330.80

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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.