Home / 13,487.24-20,233.76-5,167.25

Finding the Fourth Proportional to 13,487.24, 20,233.76 and 5,167.25

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Solution

The fourth proportional to 13,487.24, 20,233.76 and 5,167.25 is: 7,751.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,487.24 : 20,233.76 = 5,167.25 : x
  2. Step 2: Convert to fraction form
    13,487.24/20,233.76 = 5,167.25/x
  3. Step 3: Cross multiply
    13,487.24x = 20,233.76 × 5,167.25
  4. Step 4: Simplify right side
    13,487.24x = 104,552,769.35
  5. Step 5: Solve for x
    x = 104,552,769.35/13,487.24
  6. Step 6: Final answer
    x = 7,751.98

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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.