Home / 13,207.16-19,798.34-4,435.96

Finding the Fourth Proportional to 13,207.16, 19,798.34 and 4,435.96

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Solution

The fourth proportional to 13,207.16, 19,798.34 and 4,435.96 is: 6,649.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,207.16 : 19,798.34 = 4,435.96 : x
  2. Step 2: Convert to fraction form
    13,207.16/19,798.34 = 4,435.96/x
  3. Step 3: Cross multiply
    13,207.16x = 19,798.34 × 4,435.96
  4. Step 4: Simplify right side
    13,207.16x = 87,824,644.31
  5. Step 5: Solve for x
    x = 87,824,644.31/13,207.16
  6. Step 6: Final answer
    x = 6,649.78

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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.