Home / 33,248.64-49,858.36-12,457.56

Finding the Fourth Proportional to 33,248.64, 49,858.36 and 12,457.56

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Solution

The fourth proportional to 33,248.64, 49,858.36 and 12,457.56 is: 18,680.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,248.64 : 49,858.36 = 12,457.56 : x
  2. Step 2: Convert to fraction form
    33,248.64/49,858.36 = 12,457.56/x
  3. Step 3: Cross multiply
    33,248.64x = 49,858.36 × 12,457.56
  4. Step 4: Simplify right side
    33,248.64x = 621,113,511.20
  5. Step 5: Solve for x
    x = 621,113,511.20/33,248.64
  6. Step 6: Final answer
    x = 18,680.87

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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.