Home / 13,496.08-20,240.16-4,729.36

Finding the Fourth Proportional to 13,496.08, 20,240.16 and 4,729.36

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Solution

The fourth proportional to 13,496.08, 20,240.16 and 4,729.36 is: 7,092.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,496.08 : 20,240.16 = 4,729.36 : x
  2. Step 2: Convert to fraction form
    13,496.08/20,240.16 = 4,729.36/x
  3. Step 3: Cross multiply
    13,496.08x = 20,240.16 × 4,729.36
  4. Step 4: Simplify right side
    13,496.08x = 95,723,003.10
  5. Step 5: Solve for x
    x = 95,723,003.10/13,496.08
  6. Step 6: Final answer
    x = 7,092.65

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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.