Home / 16,489.69-24,728.38-6,625.64

Finding the Fourth Proportional to 16,489.69, 24,728.38 and 6,625.64

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Solution

The fourth proportional to 16,489.69, 24,728.38 and 6,625.64 is: 9,935.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,489.69 : 24,728.38 = 6,625.64 : x
  2. Step 2: Convert to fraction form
    16,489.69/24,728.38 = 6,625.64/x
  3. Step 3: Cross multiply
    16,489.69x = 24,728.38 × 6,625.64
  4. Step 4: Simplify right side
    16,489.69x = 163,841,343.66
  5. Step 5: Solve for x
    x = 163,841,343.66/16,489.69
  6. Step 6: Final answer
    x = 9,935.99

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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.