Home / 17,489.99-24,145.32-13,600.77

Finding the Fourth Proportional to 17,489.99, 24,145.32 and 13,600.77

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Solution

The fourth proportional to 17,489.99, 24,145.32 and 13,600.77 is: 18,776.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,489.99 : 24,145.32 = 13,600.77 : x
  2. Step 2: Convert to fraction form
    17,489.99/24,145.32 = 13,600.77/x
  3. Step 3: Cross multiply
    17,489.99x = 24,145.32 × 13,600.77
  4. Step 4: Simplify right side
    17,489.99x = 328,394,943.90
  5. Step 5: Solve for x
    x = 328,394,943.90/17,489.99
  6. Step 6: Final answer
    x = 18,776.17

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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.