Home / 18,301.84-27,454.20-7,207.76

Finding the Fourth Proportional to 18,301.84, 27,454.20 and 7,207.76

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Solution

The fourth proportional to 18,301.84, 27,454.20 and 7,207.76 is: 10,812.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301.84 : 27,454.20 = 7,207.76 : x
  2. Step 2: Convert to fraction form
    18,301.84/27,454.20 = 7,207.76/x
  3. Step 3: Cross multiply
    18,301.84x = 27,454.20 × 7,207.76
  4. Step 4: Simplify right side
    18,301.84x = 197,883,284.59
  5. Step 5: Solve for x
    x = 197,883,284.59/18,301.84
  6. Step 6: Final answer
    x = 10,812.21

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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.