Home / 17,488.15-26,243.16-7,099.90

Finding the Fourth Proportional to 17,488.15, 26,243.16 and 7,099.90

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Solution

The fourth proportional to 17,488.15, 26,243.16 and 7,099.90 is: 10,654.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,488.15 : 26,243.16 = 7,099.90 : x
  2. Step 2: Convert to fraction form
    17,488.15/26,243.16 = 7,099.90/x
  3. Step 3: Cross multiply
    17,488.15x = 26,243.16 × 7,099.90
  4. Step 4: Simplify right side
    17,488.15x = 186,323,811.68
  5. Step 5: Solve for x
    x = 186,323,811.68/17,488.15
  6. Step 6: Final answer
    x = 10,654.29

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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.