Home / 18,106.92-27,157.23-4,956.15

Finding the Fourth Proportional to 18,106.92, 27,157.23 and 4,956.15

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Solution

The fourth proportional to 18,106.92, 27,157.23 and 4,956.15 is: 7,433.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,106.92 : 27,157.23 = 4,956.15 : x
  2. Step 2: Convert to fraction form
    18,106.92/27,157.23 = 4,956.15/x
  3. Step 3: Cross multiply
    18,106.92x = 27,157.23 × 4,956.15
  4. Step 4: Simplify right side
    18,106.92x = 134,595,305.46
  5. Step 5: Solve for x
    x = 134,595,305.46/18,106.92
  6. Step 6: Final answer
    x = 7,433.36

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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.