Home / 26,111.64-39,174.12-8,581.62

Finding the Fourth Proportional to 26,111.64, 39,174.12 and 8,581.62

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Solution

The fourth proportional to 26,111.64, 39,174.12 and 8,581.62 is: 12,874.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,111.64 : 39,174.12 = 8,581.62 : x
  2. Step 2: Convert to fraction form
    26,111.64/39,174.12 = 8,581.62/x
  3. Step 3: Cross multiply
    26,111.64x = 39,174.12 × 8,581.62
  4. Step 4: Simplify right side
    26,111.64x = 336,177,411.67
  5. Step 5: Solve for x
    x = 336,177,411.67/26,111.64
  6. Step 6: Final answer
    x = 12,874.62

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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.