Home / 26,553.56-39,830.34-9,914.89

Finding the Fourth Proportional to 26,553.56, 39,830.34 and 9,914.89

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Solution

The fourth proportional to 26,553.56, 39,830.34 and 9,914.89 is: 14,872.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,553.56 : 39,830.34 = 9,914.89 : x
  2. Step 2: Convert to fraction form
    26,553.56/39,830.34 = 9,914.89/x
  3. Step 3: Cross multiply
    26,553.56x = 39,830.34 × 9,914.89
  4. Step 4: Simplify right side
    26,553.56x = 394,913,439.76
  5. Step 5: Solve for x
    x = 394,913,439.76/26,553.56
  6. Step 6: Final answer
    x = 14,872.34

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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.