Home / 13,592.21-20,383.34-4,705.29

Finding the Fourth Proportional to 13,592.21, 20,383.34 and 4,705.29

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Solution

The fourth proportional to 13,592.21, 20,383.34 and 4,705.29 is: 7,056.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.21 : 20,383.34 = 4,705.29 : x
  2. Step 2: Convert to fraction form
    13,592.21/20,383.34 = 4,705.29/x
  3. Step 3: Cross multiply
    13,592.21x = 20,383.34 × 4,705.29
  4. Step 4: Simplify right side
    13,592.21x = 95,909,502.34
  5. Step 5: Solve for x
    x = 95,909,502.34/13,592.21
  6. Step 6: Final answer
    x = 7,056.21

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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.