Home / 47,179.35-70,769.58-18,723.27

Finding the Fourth Proportional to 47,179.35, 70,769.58 and 18,723.27

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Solution

The fourth proportional to 47,179.35, 70,769.58 and 18,723.27 is: 28,085.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,179.35 : 70,769.58 = 18,723.27 : x
  2. Step 2: Convert to fraction form
    47,179.35/70,769.58 = 18,723.27/x
  3. Step 3: Cross multiply
    47,179.35x = 70,769.58 × 18,723.27
  4. Step 4: Simplify right side
    47,179.35x = 1,325,037,954.13
  5. Step 5: Solve for x
    x = 1,325,037,954.13/47,179.35
  6. Step 6: Final answer
    x = 28,085.13

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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.