Home / 35,402.60-53,105.82-9,107.56

Finding the Fourth Proportional to 35,402.60, 53,105.82 and 9,107.56

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Solution

The fourth proportional to 35,402.60, 53,105.82 and 9,107.56 is: 13,661.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,402.60 : 53,105.82 = 9,107.56 : x
  2. Step 2: Convert to fraction form
    35,402.60/53,105.82 = 9,107.56/x
  3. Step 3: Cross multiply
    35,402.60x = 53,105.82 × 9,107.56
  4. Step 4: Simplify right side
    35,402.60x = 483,664,442.00
  5. Step 5: Solve for x
    x = 483,664,442.00/35,402.60
  6. Step 6: Final answer
    x = 13,661.83

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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.