Home / 30,192.53-41,666.99-16,763.78

Finding the Fourth Proportional to 30,192.53, 41,666.99 and 16,763.78

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Solution

The fourth proportional to 30,192.53, 41,666.99 and 16,763.78 is: 23,134.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,192.53 : 41,666.99 = 16,763.78 : x
  2. Step 2: Convert to fraction form
    30,192.53/41,666.99 = 16,763.78/x
  3. Step 3: Cross multiply
    30,192.53x = 41,666.99 × 16,763.78
  4. Step 4: Simplify right side
    30,192.53x = 698,496,368.27
  5. Step 5: Solve for x
    x = 698,496,368.27/30,192.53
  6. Step 6: Final answer
    x = 23,134.74

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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.