Home / 13,549.34-20,327.66-6,971.94

Finding the Fourth Proportional to 13,549.34, 20,327.66 and 6,971.94

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Solution

The fourth proportional to 13,549.34, 20,327.66 and 6,971.94 is: 10,459.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,549.34 : 20,327.66 = 6,971.94 : x
  2. Step 2: Convert to fraction form
    13,549.34/20,327.66 = 6,971.94/x
  3. Step 3: Cross multiply
    13,549.34x = 20,327.66 × 6,971.94
  4. Step 4: Simplify right side
    13,549.34x = 141,723,217.15
  5. Step 5: Solve for x
    x = 141,723,217.15/13,549.34
  6. Step 6: Final answer
    x = 10,459.79

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1.5x scale

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.