Home / 47,230.44-70,849.80-12,170.04

Finding the Fourth Proportional to 47,230.44, 70,849.80 and 12,170.04

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Solution

The fourth proportional to 47,230.44, 70,849.80 and 12,170.04 is: 18,256.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,230.44 : 70,849.80 = 12,170.04 : x
  2. Step 2: Convert to fraction form
    47,230.44/70,849.80 = 12,170.04/x
  3. Step 3: Cross multiply
    47,230.44x = 70,849.80 × 12,170.04
  4. Step 4: Simplify right side
    47,230.44x = 862,244,899.99
  5. Step 5: Solve for x
    x = 862,244,899.99/47,230.44
  6. Step 6: Final answer
    x = 18,256.13

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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.