Home / 16,672.32-25,005.60-4,982.40

Finding the Fourth Proportional to 16,672.32, 25,005.60 and 4,982.40

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Solution

The fourth proportional to 16,672.32, 25,005.60 and 4,982.40 is: 7,472.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,672.32 : 25,005.60 = 4,982.40 : x
  2. Step 2: Convert to fraction form
    16,672.32/25,005.60 = 4,982.40/x
  3. Step 3: Cross multiply
    16,672.32x = 25,005.60 × 4,982.40
  4. Step 4: Simplify right side
    16,672.32x = 124,587,901.44
  5. Step 5: Solve for x
    x = 124,587,901.44/16,672.32
  6. Step 6: Final answer
    x = 7,472.74

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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.