Home / 23,168.64-34,747.63-13,811.30

Finding the Fourth Proportional to 23,168.64, 34,747.63 and 13,811.30

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Solution

The fourth proportional to 23,168.64, 34,747.63 and 13,811.30 is: 20,713.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,168.64 : 34,747.63 = 13,811.30 : x
  2. Step 2: Convert to fraction form
    23,168.64/34,747.63 = 13,811.30/x
  3. Step 3: Cross multiply
    23,168.64x = 34,747.63 × 13,811.30
  4. Step 4: Simplify right side
    23,168.64x = 479,909,942.22
  5. Step 5: Solve for x
    x = 479,909,942.22/23,168.64
  6. Step 6: Final answer
    x = 20,713.77

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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.