Home / 16,998.40-25,497.60-7,135.03

Finding the Fourth Proportional to 16,998.40, 25,497.60 and 7,135.03

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Solution

The fourth proportional to 16,998.40, 25,497.60 and 7,135.03 is: 10,702.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,998.40 : 25,497.60 = 7,135.03 : x
  2. Step 2: Convert to fraction form
    16,998.40/25,497.60 = 7,135.03/x
  3. Step 3: Cross multiply
    16,998.40x = 25,497.60 × 7,135.03
  4. Step 4: Simplify right side
    16,998.40x = 181,926,140.93
  5. Step 5: Solve for x
    x = 181,926,140.93/16,998.40
  6. Step 6: Final answer
    x = 10,702.55

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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.