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Finding the Fourth Proportional to 26,376.64, 39,564.96 and 10,588.96

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Solution

The fourth proportional to 26,376.64, 39,564.96 and 10,588.96 is: 15,883.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,376.64 : 39,564.96 = 10,588.96 : x
  2. Step 2: Convert to fraction form
    26,376.64/39,564.96 = 10,588.96/x
  3. Step 3: Cross multiply
    26,376.64x = 39,564.96 × 10,588.96
  4. Step 4: Simplify right side
    26,376.64x = 418,951,778.84
  5. Step 5: Solve for x
    x = 418,951,778.84/26,376.64
  6. Step 6: Final answer
    x = 15,883.44

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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.