Home / 18,077.13-24,942.88-11,358.86

Finding the Fourth Proportional to 18,077.13, 24,942.88 and 11,358.86

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Solution

The fourth proportional to 18,077.13, 24,942.88 and 11,358.86 is: 15,672.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,077.13 : 24,942.88 = 11,358.86 : x
  2. Step 2: Convert to fraction form
    18,077.13/24,942.88 = 11,358.86/x
  3. Step 3: Cross multiply
    18,077.13x = 24,942.88 × 11,358.86
  4. Step 4: Simplify right side
    18,077.13x = 283,322,681.92
  5. Step 5: Solve for x
    x = 283,322,681.92/18,077.13
  6. Step 6: Final answer
    x = 15,672.99

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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.