Home / 17,981.07-26,834.30-16,012.77

Finding the Fourth Proportional to 17,981.07, 26,834.30 and 16,012.77

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Solution

The fourth proportional to 17,981.07, 26,834.30 and 16,012.77 is: 23,896.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,981.07 : 26,834.30 = 16,012.77 : x
  2. Step 2: Convert to fraction form
    17,981.07/26,834.30 = 16,012.77/x
  3. Step 3: Cross multiply
    17,981.07x = 26,834.30 × 16,012.77
  4. Step 4: Simplify right side
    17,981.07x = 429,691,393.95
  5. Step 5: Solve for x
    x = 429,691,393.95/17,981.07
  6. Step 6: Final answer
    x = 23,896.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.