Home / 23,687.25-32,686.85-13,076.79

Finding the Fourth Proportional to 23,687.25, 32,686.85 and 13,076.79

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Solution

The fourth proportional to 23,687.25, 32,686.85 and 13,076.79 is: 18,045.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,687.25 : 32,686.85 = 13,076.79 : x
  2. Step 2: Convert to fraction form
    23,687.25/32,686.85 = 13,076.79/x
  3. Step 3: Cross multiply
    23,687.25x = 32,686.85 × 13,076.79
  4. Step 4: Simplify right side
    23,687.25x = 427,439,007.83
  5. Step 5: Solve for x
    x = 427,439,007.83/23,687.25
  6. Step 6: Final answer
    x = 18,045.11

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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.