Home / 16,845.98-25,275.46-6,455.30

Finding the Fourth Proportional to 16,845.98, 25,275.46 and 6,455.30

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Solution

The fourth proportional to 16,845.98, 25,275.46 and 6,455.30 is: 9,685.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,845.98 : 25,275.46 = 6,455.30 : x
  2. Step 2: Convert to fraction form
    16,845.98/25,275.46 = 6,455.30/x
  3. Step 3: Cross multiply
    16,845.98x = 25,275.46 × 6,455.30
  4. Step 4: Simplify right side
    16,845.98x = 163,160,676.94
  5. Step 5: Solve for x
    x = 163,160,676.94/16,845.98
  6. Step 6: Final answer
    x = 9,685.44

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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.