Home / 13,038.32-19,555.50-4,273.04

Finding the Fourth Proportional to 13,038.32, 19,555.50 and 4,273.04

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Solution

The fourth proportional to 13,038.32, 19,555.50 and 4,273.04 is: 6,408.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,038.32 : 19,555.50 = 4,273.04 : x
  2. Step 2: Convert to fraction form
    13,038.32/19,555.50 = 4,273.04/x
  3. Step 3: Cross multiply
    13,038.32x = 19,555.50 × 4,273.04
  4. Step 4: Simplify right side
    13,038.32x = 83,561,433.72
  5. Step 5: Solve for x
    x = 83,561,433.72/13,038.32
  6. Step 6: Final answer
    x = 6,408.91

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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.