Home / 16,957.90-25,421.37-6,561.82

Finding the Fourth Proportional to 16,957.90, 25,421.37 and 6,561.82

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Solution

The fourth proportional to 16,957.90, 25,421.37 and 6,561.82 is: 9,836.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,957.90 : 25,421.37 = 6,561.82 : x
  2. Step 2: Convert to fraction form
    16,957.90/25,421.37 = 6,561.82/x
  3. Step 3: Cross multiply
    16,957.90x = 25,421.37 × 6,561.82
  4. Step 4: Simplify right side
    16,957.90x = 166,810,454.09
  5. Step 5: Solve for x
    x = 166,810,454.09/16,957.90
  6. Step 6: Final answer
    x = 9,836.74

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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.