Home / 16,820.32-25,236.06-7,459.06

Finding the Fourth Proportional to 16,820.32, 25,236.06 and 7,459.06

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Solution

The fourth proportional to 16,820.32, 25,236.06 and 7,459.06 is: 11,191.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,820.32 : 25,236.06 = 7,459.06 : x
  2. Step 2: Convert to fraction form
    16,820.32/25,236.06 = 7,459.06/x
  3. Step 3: Cross multiply
    16,820.32x = 25,236.06 × 7,459.06
  4. Step 4: Simplify right side
    16,820.32x = 188,237,285.70
  5. Step 5: Solve for x
    x = 188,237,285.70/16,820.32
  6. Step 6: Final answer
    x = 11,191.06

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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.