Home / 16,875.16-25,321.88-7,021.24

Finding the Fourth Proportional to 16,875.16, 25,321.88 and 7,021.24

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Solution

The fourth proportional to 16,875.16, 25,321.88 and 7,021.24 is: 10,535.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.16 : 25,321.88 = 7,021.24 : x
  2. Step 2: Convert to fraction form
    16,875.16/25,321.88 = 7,021.24/x
  3. Step 3: Cross multiply
    16,875.16x = 25,321.88 × 7,021.24
  4. Step 4: Simplify right side
    16,875.16x = 177,790,996.73
  5. Step 5: Solve for x
    x = 177,790,996.73/16,875.16
  6. Step 6: Final answer
    x = 10,535.66

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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.