Home / 18,081.34-27,126.90-16,346.32

Finding the Fourth Proportional to 18,081.34, 27,126.90 and 16,346.32

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Solution

The fourth proportional to 18,081.34, 27,126.90 and 16,346.32 is: 24,523.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,081.34 : 27,126.90 = 16,346.32 : x
  2. Step 2: Convert to fraction form
    18,081.34/27,126.90 = 16,346.32/x
  3. Step 3: Cross multiply
    18,081.34x = 27,126.90 × 16,346.32
  4. Step 4: Simplify right side
    18,081.34x = 443,424,988.01
  5. Step 5: Solve for x
    x = 443,424,988.01/18,081.34
  6. Step 6: Final answer
    x = 24,523.90

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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.