Home / 35,551.33-53,309.12-11,850.57

Finding the Fourth Proportional to 35,551.33, 53,309.12 and 11,850.57

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Solution

The fourth proportional to 35,551.33, 53,309.12 and 11,850.57 is: 17,769.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,551.33 : 53,309.12 = 11,850.57 : x
  2. Step 2: Convert to fraction form
    35,551.33/53,309.12 = 11,850.57/x
  3. Step 3: Cross multiply
    35,551.33x = 53,309.12 × 11,850.57
  4. Step 4: Simplify right side
    35,551.33x = 631,743,458.20
  5. Step 5: Solve for x
    x = 631,743,458.20/35,551.33
  6. Step 6: Final answer
    x = 17,769.90

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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.