Home / 29,178.79-43,698.02-16,660.87

Finding the Fourth Proportional to 29,178.79, 43,698.02 and 16,660.87

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Solution

The fourth proportional to 29,178.79, 43,698.02 and 16,660.87 is: 24,951.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,178.79 : 43,698.02 = 16,660.87 : x
  2. Step 2: Convert to fraction form
    29,178.79/43,698.02 = 16,660.87/x
  3. Step 3: Cross multiply
    29,178.79x = 43,698.02 × 16,660.87
  4. Step 4: Simplify right side
    29,178.79x = 728,046,837.93
  5. Step 5: Solve for x
    x = 728,046,837.93/29,178.79
  6. Step 6: Final answer
    x = 24,951.24

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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.