Home / 17,617.48-26,427.13-8,608.86

Finding the Fourth Proportional to 17,617.48, 26,427.13 and 8,608.86

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Solution

The fourth proportional to 17,617.48, 26,427.13 and 8,608.86 is: 12,913.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,617.48 : 26,427.13 = 8,608.86 : x
  2. Step 2: Convert to fraction form
    17,617.48/26,427.13 = 8,608.86/x
  3. Step 3: Cross multiply
    17,617.48x = 26,427.13 × 8,608.86
  4. Step 4: Simplify right side
    17,617.48x = 227,507,440.85
  5. Step 5: Solve for x
    x = 227,507,440.85/17,617.48
  6. Step 6: Final answer
    x = 12,913.74

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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.