Home / 23,147.24-34,722.48-11,457.32

Finding the Fourth Proportional to 23,147.24, 34,722.48 and 11,457.32

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Solution

The fourth proportional to 23,147.24, 34,722.48 and 11,457.32 is: 17,186.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,147.24 : 34,722.48 = 11,457.32 : x
  2. Step 2: Convert to fraction form
    23,147.24/34,722.48 = 11,457.32/x
  3. Step 3: Cross multiply
    23,147.24x = 34,722.48 × 11,457.32
  4. Step 4: Simplify right side
    23,147.24x = 397,826,564.55
  5. Step 5: Solve for x
    x = 397,826,564.55/23,147.24
  6. Step 6: Final answer
    x = 17,186.78

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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.