Home / 13,716.48-20,567.40-4,353.96

Finding the Fourth Proportional to 13,716.48, 20,567.40 and 4,353.96

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Solution

The fourth proportional to 13,716.48, 20,567.40 and 4,353.96 is: 6,528.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,716.48 : 20,567.40 = 4,353.96 : x
  2. Step 2: Convert to fraction form
    13,716.48/20,567.40 = 4,353.96/x
  3. Step 3: Cross multiply
    13,716.48x = 20,567.40 × 4,353.96
  4. Step 4: Simplify right side
    13,716.48x = 89,549,636.90
  5. Step 5: Solve for x
    x = 89,549,636.90/13,716.48
  6. Step 6: Final answer
    x = 6,528.62

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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.