Home / 17,475.75-26,216.73-8,109.45

Finding the Fourth Proportional to 17,475.75, 26,216.73 and 8,109.45

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Solution

The fourth proportional to 17,475.75, 26,216.73 and 8,109.45 is: 12,165.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,475.75 : 26,216.73 = 8,109.45 : x
  2. Step 2: Convert to fraction form
    17,475.75/26,216.73 = 8,109.45/x
  3. Step 3: Cross multiply
    17,475.75x = 26,216.73 × 8,109.45
  4. Step 4: Simplify right side
    17,475.75x = 212,603,261.10
  5. Step 5: Solve for x
    x = 212,603,261.10/17,475.75
  6. Step 6: Final answer
    x = 12,165.62

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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.