Home / 18,045.18-24,889.14-12,066.48

Finding the Fourth Proportional to 18,045.18, 24,889.14 and 12,066.48

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Solution

The fourth proportional to 18,045.18, 24,889.14 and 12,066.48 is: 16,642.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,045.18 : 24,889.14 = 12,066.48 : x
  2. Step 2: Convert to fraction form
    18,045.18/24,889.14 = 12,066.48/x
  3. Step 3: Cross multiply
    18,045.18x = 24,889.14 × 12,066.48
  4. Step 4: Simplify right side
    18,045.18x = 300,324,310.03
  5. Step 5: Solve for x
    x = 300,324,310.03/18,045.18
  6. Step 6: Final answer
    x = 16,642.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.