Home / 27,771.92-41,655.18-15,287.84

Finding the Fourth Proportional to 27,771.92, 41,655.18 and 15,287.84

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Solution

The fourth proportional to 27,771.92, 41,655.18 and 15,287.84 is: 22,930.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,771.92 : 41,655.18 = 15,287.84 : x
  2. Step 2: Convert to fraction form
    27,771.92/41,655.18 = 15,287.84/x
  3. Step 3: Cross multiply
    27,771.92x = 41,655.18 × 15,287.84
  4. Step 4: Simplify right side
    27,771.92x = 636,817,727.01
  5. Step 5: Solve for x
    x = 636,817,727.01/27,771.92
  6. Step 6: Final answer
    x = 22,930.27

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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.