Home / 13,514.24-20,271.36-8,896.16

Finding the Fourth Proportional to 13,514.24, 20,271.36 and 8,896.16

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Solution

The fourth proportional to 13,514.24, 20,271.36 and 8,896.16 is: 13,344.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,514.24 : 20,271.36 = 8,896.16 : x
  2. Step 2: Convert to fraction form
    13,514.24/20,271.36 = 8,896.16/x
  3. Step 3: Cross multiply
    13,514.24x = 20,271.36 × 8,896.16
  4. Step 4: Simplify right side
    13,514.24x = 180,337,261.98
  5. Step 5: Solve for x
    x = 180,337,261.98/13,514.24
  6. Step 6: Final answer
    x = 13,344.24

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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.