Home / 14,190.06-21,292.29-6,397.14

Finding the Fourth Proportional to 14,190.06, 21,292.29 and 6,397.14

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Solution

The fourth proportional to 14,190.06, 21,292.29 and 6,397.14 is: 9,598.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190.06 : 21,292.29 = 6,397.14 : x
  2. Step 2: Convert to fraction form
    14,190.06/21,292.29 = 6,397.14/x
  3. Step 3: Cross multiply
    14,190.06x = 21,292.29 × 6,397.14
  4. Step 4: Simplify right side
    14,190.06x = 136,209,760.05
  5. Step 5: Solve for x
    x = 136,209,760.05/14,190.06
  6. Step 6: Final answer
    x = 9,598.96

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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.