Home / 18,301.61-27,433.89-7,203.96

Finding the Fourth Proportional to 18,301.61, 27,433.89 and 7,203.96

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Solution

The fourth proportional to 18,301.61, 27,433.89 and 7,203.96 is: 10,798.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301.61 : 27,433.89 = 7,203.96 : x
  2. Step 2: Convert to fraction form
    18,301.61/27,433.89 = 7,203.96/x
  3. Step 3: Cross multiply
    18,301.61x = 27,433.89 × 7,203.96
  4. Step 4: Simplify right side
    18,301.61x = 197,632,646.20
  5. Step 5: Solve for x
    x = 197,632,646.20/18,301.61
  6. Step 6: Final answer
    x = 10,798.65

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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.