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Finding the Fourth Proportional to 16,671.25, 25,007.24 and 4,359.25

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Solution

The fourth proportional to 16,671.25, 25,007.24 and 4,359.25 is: 6,538.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,671.25 : 25,007.24 = 4,359.25 : x
  2. Step 2: Convert to fraction form
    16,671.25/25,007.24 = 4,359.25/x
  3. Step 3: Cross multiply
    16,671.25x = 25,007.24 × 4,359.25
  4. Step 4: Simplify right side
    16,671.25x = 109,012,810.97
  5. Step 5: Solve for x
    x = 109,012,810.97/16,671.25
  6. Step 6: Final answer
    x = 6,538.97

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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.