Home / 30,021.87-41,429.58-16,592.83

Finding the Fourth Proportional to 30,021.87, 41,429.58 and 16,592.83

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Solution

The fourth proportional to 30,021.87, 41,429.58 and 16,592.83 is: 22,897.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,021.87 : 41,429.58 = 16,592.83 : x
  2. Step 2: Convert to fraction form
    30,021.87/41,429.58 = 16,592.83/x
  3. Step 3: Cross multiply
    30,021.87x = 41,429.58 × 16,592.83
  4. Step 4: Simplify right side
    30,021.87x = 687,433,977.91
  5. Step 5: Solve for x
    x = 687,433,977.91/30,021.87
  6. Step 6: Final answer
    x = 22,897.77

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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.