Home / 22,676.10-31,288.17-12,602.44

Finding the Fourth Proportional to 22,676.10, 31,288.17 and 12,602.44

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Solution

The fourth proportional to 22,676.10, 31,288.17 and 12,602.44 is: 17,388.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,676.10 : 31,288.17 = 12,602.44 : x
  2. Step 2: Convert to fraction form
    22,676.10/31,288.17 = 12,602.44/x
  3. Step 3: Cross multiply
    22,676.10x = 31,288.17 × 12,602.44
  4. Step 4: Simplify right side
    22,676.10x = 394,307,285.13
  5. Step 5: Solve for x
    x = 394,307,285.13/22,676.10
  6. Step 6: Final answer
    x = 17,388.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.