Home / 26,160.76-39,181.74-12,983.68

Finding the Fourth Proportional to 26,160.76, 39,181.74 and 12,983.68

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Solution

The fourth proportional to 26,160.76, 39,181.74 and 12,983.68 is: 19,446.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,160.76 : 39,181.74 = 12,983.68 : x
  2. Step 2: Convert to fraction form
    26,160.76/39,181.74 = 12,983.68/x
  3. Step 3: Cross multiply
    26,160.76x = 39,181.74 × 12,983.68
  4. Step 4: Simplify right side
    26,160.76x = 508,723,174.00
  5. Step 5: Solve for x
    x = 508,723,174.00/26,160.76
  6. Step 6: Final answer
    x = 19,446.04

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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.