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Finding the Fourth Proportional to 35,693.70, 53,540.97 and 16,975.54

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Solution

The fourth proportional to 35,693.70, 53,540.97 and 16,975.54 is: 25,463.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,693.70 : 53,540.97 = 16,975.54 : x
  2. Step 2: Convert to fraction form
    35,693.70/53,540.97 = 16,975.54/x
  3. Step 3: Cross multiply
    35,693.70x = 53,540.97 × 16,975.54
  4. Step 4: Simplify right side
    35,693.70x = 908,886,877.87
  5. Step 5: Solve for x
    x = 908,886,877.87/35,693.70
  6. Step 6: Final answer
    x = 25,463.51

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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.