Home / 47,783.92-71,676.11-14,504.28

Finding the Fourth Proportional to 47,783.92, 71,676.11 and 14,504.28

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Solution

The fourth proportional to 47,783.92, 71,676.11 and 14,504.28 is: 21,756.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,783.92 : 71,676.11 = 14,504.28 : x
  2. Step 2: Convert to fraction form
    47,783.92/71,676.11 = 14,504.28/x
  3. Step 3: Cross multiply
    47,783.92x = 71,676.11 × 14,504.28
  4. Step 4: Simplify right side
    47,783.92x = 1,039,610,368.75
  5. Step 5: Solve for x
    x = 1,039,610,368.75/47,783.92
  6. Step 6: Final answer
    x = 21,756.49

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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.