Home / 17,455.36-26,189.64-8,099.86

Finding the Fourth Proportional to 17,455.36, 26,189.64 and 8,099.86

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Solution

The fourth proportional to 17,455.36, 26,189.64 and 8,099.86 is: 12,152.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,455.36 : 26,189.64 = 8,099.86 : x
  2. Step 2: Convert to fraction form
    17,455.36/26,189.64 = 8,099.86/x
  3. Step 3: Cross multiply
    17,455.36x = 26,189.64 × 8,099.86
  4. Step 4: Simplify right side
    17,455.36x = 212,132,417.45
  5. Step 5: Solve for x
    x = 212,132,417.45/17,455.36
  6. Step 6: Final answer
    x = 12,152.85

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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.