Home / 18,304.03-27,446.32-12,462.31

Finding the Fourth Proportional to 18,304.03, 27,446.32 and 12,462.31

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Solution

The fourth proportional to 18,304.03, 27,446.32 and 12,462.31 is: 18,686.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,304.03 : 27,446.32 = 12,462.31 : x
  2. Step 2: Convert to fraction form
    18,304.03/27,446.32 = 12,462.31/x
  3. Step 3: Cross multiply
    18,304.03x = 27,446.32 × 12,462.31
  4. Step 4: Simplify right side
    18,304.03x = 342,044,548.20
  5. Step 5: Solve for x
    x = 342,044,548.20/18,304.03
  6. Step 6: Final answer
    x = 18,686.84

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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.