Home / 16,821.32-25,237.56-7,460.06

Finding the Fourth Proportional to 16,821.32, 25,237.56 and 7,460.06

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Solution

The fourth proportional to 16,821.32, 25,237.56 and 7,460.06 is: 11,192.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821.32 : 25,237.56 = 7,460.06 : x
  2. Step 2: Convert to fraction form
    16,821.32/25,237.56 = 7,460.06/x
  3. Step 3: Cross multiply
    16,821.32x = 25,237.56 × 7,460.06
  4. Step 4: Simplify right side
    16,821.32x = 188,273,711.85
  5. Step 5: Solve for x
    x = 188,273,711.85/16,821.32
  6. Step 6: Final answer
    x = 11,192.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.