Home / 18,111.43-24,993.77-10,153.65

Finding the Fourth Proportional to 18,111.43, 24,993.77 and 10,153.65

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Solution

The fourth proportional to 18,111.43, 24,993.77 and 10,153.65 is: 14,012.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,111.43 : 24,993.77 = 10,153.65 : x
  2. Step 2: Convert to fraction form
    18,111.43/24,993.77 = 10,153.65/x
  3. Step 3: Cross multiply
    18,111.43x = 24,993.77 × 10,153.65
  4. Step 4: Simplify right side
    18,111.43x = 253,777,992.76
  5. Step 5: Solve for x
    x = 253,777,992.76/18,111.43
  6. Step 6: Final answer
    x = 14,012.04

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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.