Home / 12,254.96-18,371.30-4,458.26

Finding the Fourth Proportional to 12,254.96, 18,371.30 and 4,458.26

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Solution

The fourth proportional to 12,254.96, 18,371.30 and 4,458.26 is: 6,683.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,254.96 : 18,371.30 = 4,458.26 : x
  2. Step 2: Convert to fraction form
    12,254.96/18,371.30 = 4,458.26/x
  3. Step 3: Cross multiply
    12,254.96x = 18,371.30 × 4,458.26
  4. Step 4: Simplify right side
    12,254.96x = 81,904,031.94
  5. Step 5: Solve for x
    x = 81,904,031.94/12,254.96
  6. Step 6: Final answer
    x = 6,683.34

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1.5x scale

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.