Home / 27,429.30-41,145.42-8,710.80

Finding the Fourth Proportional to 27,429.30, 41,145.42 and 8,710.80

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Solution

The fourth proportional to 27,429.30, 41,145.42 and 8,710.80 is: 13,066.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,429.30 : 41,145.42 = 8,710.80 : x
  2. Step 2: Convert to fraction form
    27,429.30/41,145.42 = 8,710.80/x
  3. Step 3: Cross multiply
    27,429.30x = 41,145.42 × 8,710.80
  4. Step 4: Simplify right side
    27,429.30x = 358,409,524.54
  5. Step 5: Solve for x
    x = 358,409,524.54/27,429.30
  6. Step 6: Final answer
    x = 13,066.67

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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.