Home / 16,967.02-25,431.90-7,112.56

Finding the Fourth Proportional to 16,967.02, 25,431.90 and 7,112.56

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Solution

The fourth proportional to 16,967.02, 25,431.90 and 7,112.56 is: 10,661.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,967.02 : 25,431.90 = 7,112.56 : x
  2. Step 2: Convert to fraction form
    16,967.02/25,431.90 = 7,112.56/x
  3. Step 3: Cross multiply
    16,967.02x = 25,431.90 × 7,112.56
  4. Step 4: Simplify right side
    16,967.02x = 180,885,914.66
  5. Step 5: Solve for x
    x = 180,885,914.66/16,967.02
  6. Step 6: Final answer
    x = 10,661.03

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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.