Home / 18,376.54-27,565.73-5,230.86

Finding the Fourth Proportional to 18,376.54, 27,565.73 and 5,230.86

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Solution

The fourth proportional to 18,376.54, 27,565.73 and 5,230.86 is: 7,846.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,376.54 : 27,565.73 = 5,230.86 : x
  2. Step 2: Convert to fraction form
    18,376.54/27,565.73 = 5,230.86/x
  3. Step 3: Cross multiply
    18,376.54x = 27,565.73 × 5,230.86
  4. Step 4: Simplify right side
    18,376.54x = 144,192,474.43
  5. Step 5: Solve for x
    x = 144,192,474.43/18,376.54
  6. Step 6: Final answer
    x = 7,846.55

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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.