Home / 27,213.76-40,808.30-9,684.04

Finding the Fourth Proportional to 27,213.76, 40,808.30 and 9,684.04

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Solution

The fourth proportional to 27,213.76, 40,808.30 and 9,684.04 is: 14,521.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,213.76 : 40,808.30 = 9,684.04 : x
  2. Step 2: Convert to fraction form
    27,213.76/40,808.30 = 9,684.04/x
  3. Step 3: Cross multiply
    27,213.76x = 40,808.30 × 9,684.04
  4. Step 4: Simplify right side
    27,213.76x = 395,189,209.53
  5. Step 5: Solve for x
    x = 395,189,209.53/27,213.76
  6. Step 6: Final answer
    x = 14,521.67

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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.