Home / 47,733.84-71,595.15-12,676.20

Finding the Fourth Proportional to 47,733.84, 71,595.15 and 12,676.20

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Solution

The fourth proportional to 47,733.84, 71,595.15 and 12,676.20 is: 19,012.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,733.84 : 71,595.15 = 12,676.20 : x
  2. Step 2: Convert to fraction form
    47,733.84/71,595.15 = 12,676.20/x
  3. Step 3: Cross multiply
    47,733.84x = 71,595.15 × 12,676.20
  4. Step 4: Simplify right side
    47,733.84x = 907,554,440.43
  5. Step 5: Solve for x
    x = 907,554,440.43/47,733.84
  6. Step 6: Final answer
    x = 19,012.81

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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.