Home / 18,043.61-24,911.82-16,151.85

Finding the Fourth Proportional to 18,043.61, 24,911.82 and 16,151.85

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Solution

The fourth proportional to 18,043.61, 24,911.82 and 16,151.85 is: 22,299.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,043.61 : 24,911.82 = 16,151.85 : x
  2. Step 2: Convert to fraction form
    18,043.61/24,911.82 = 16,151.85/x
  3. Step 3: Cross multiply
    18,043.61x = 24,911.82 × 16,151.85
  4. Step 4: Simplify right side
    18,043.61x = 402,371,979.87
  5. Step 5: Solve for x
    x = 402,371,979.87/18,043.61
  6. Step 6: Final answer
    x = 22,299.98

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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.