Home / 16,996.61-25,486.16-7,628.60

Finding the Fourth Proportional to 16,996.61, 25,486.16 and 7,628.60

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Solution

The fourth proportional to 16,996.61, 25,486.16 and 7,628.60 is: 11,438.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,996.61 : 25,486.16 = 7,628.60 : x
  2. Step 2: Convert to fraction form
    16,996.61/25,486.16 = 7,628.60/x
  3. Step 3: Cross multiply
    16,996.61x = 25,486.16 × 7,628.60
  4. Step 4: Simplify right side
    16,996.61x = 194,423,554.60
  5. Step 5: Solve for x
    x = 194,423,554.60/16,996.61
  6. Step 6: Final answer
    x = 11,438.96

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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.