Home / 17,385.32-26,066.84-11,455.31

Finding the Fourth Proportional to 17,385.32, 26,066.84 and 11,455.31

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Solution

The fourth proportional to 17,385.32, 26,066.84 and 11,455.31 is: 17,175.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,385.32 : 26,066.84 = 11,455.31 : x
  2. Step 2: Convert to fraction form
    17,385.32/26,066.84 = 11,455.31/x
  3. Step 3: Cross multiply
    17,385.32x = 26,066.84 × 11,455.31
  4. Step 4: Simplify right side
    17,385.32x = 298,603,545.31
  5. Step 5: Solve for x
    x = 298,603,545.31/17,385.32
  6. Step 6: Final answer
    x = 17,175.62

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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.