Home / 30,020.68-41,429.10-16,592.68

Finding the Fourth Proportional to 30,020.68, 41,429.10 and 16,592.68

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Solution

The fourth proportional to 30,020.68, 41,429.10 and 16,592.68 is: 22,898.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,020.68 : 41,429.10 = 16,592.68 : x
  2. Step 2: Convert to fraction form
    30,020.68/41,429.10 = 16,592.68/x
  3. Step 3: Cross multiply
    30,020.68x = 41,429.10 × 16,592.68
  4. Step 4: Simplify right side
    30,020.68x = 687,419,798.99
  5. Step 5: Solve for x
    x = 687,419,798.99/30,020.68
  6. Step 6: Final answer
    x = 22,898.21

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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.