Home / 18,215.86-27,323.76-5,736.94

Finding the Fourth Proportional to 18,215.86, 27,323.76 and 5,736.94

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Solution

The fourth proportional to 18,215.86, 27,323.76 and 5,736.94 is: 8,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,215.86 : 27,323.76 = 5,736.94 : x
  2. Step 2: Convert to fraction form
    18,215.86/27,323.76 = 5,736.94/x
  3. Step 3: Cross multiply
    18,215.86x = 27,323.76 × 5,736.94
  4. Step 4: Simplify right side
    18,215.86x = 156,754,771.69
  5. Step 5: Solve for x
    x = 156,754,771.69/18,215.86
  6. Step 6: Final answer
    x = 8,605.40

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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.