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Finding the Fourth Proportional to 16,828.12, 25,239.28 and 6,295.32

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Solution

The fourth proportional to 16,828.12, 25,239.28 and 6,295.32 is: 9,441.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,828.12 : 25,239.28 = 6,295.32 : x
  2. Step 2: Convert to fraction form
    16,828.12/25,239.28 = 6,295.32/x
  3. Step 3: Cross multiply
    16,828.12x = 25,239.28 × 6,295.32
  4. Step 4: Simplify right side
    16,828.12x = 158,889,344.17
  5. Step 5: Solve for x
    x = 158,889,344.17/16,828.12
  6. Step 6: Final answer
    x = 9,441.90

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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.