Home / 23,305.20-32,148.54-13,871.94

Finding the Fourth Proportional to 23,305.20, 32,148.54 and 13,871.94

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Solution

The fourth proportional to 23,305.20, 32,148.54 and 13,871.94 is: 19,135.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,305.20 : 32,148.54 = 13,871.94 : x
  2. Step 2: Convert to fraction form
    23,305.20/32,148.54 = 13,871.94/x
  3. Step 3: Cross multiply
    23,305.20x = 32,148.54 × 13,871.94
  4. Step 4: Simplify right side
    23,305.20x = 445,962,617.97
  5. Step 5: Solve for x
    x = 445,962,617.97/23,305.20
  6. Step 6: Final answer
    x = 19,135.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.