Home / 56,423.01-84,634.82-16,979.85

Finding the Fourth Proportional to 56,423.01, 84,634.82 and 16,979.85

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Solution

The fourth proportional to 56,423.01, 84,634.82 and 16,979.85 is: 25,469.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,423.01 : 84,634.82 = 16,979.85 : x
  2. Step 2: Convert to fraction form
    56,423.01/84,634.82 = 16,979.85/x
  3. Step 3: Cross multiply
    56,423.01x = 84,634.82 × 16,979.85
  4. Step 4: Simplify right side
    56,423.01x = 1,437,086,463.48
  5. Step 5: Solve for x
    x = 1,437,086,463.48/56,423.01
  6. Step 6: Final answer
    x = 25,469.87

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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.