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Finding the Fourth Proportional to 35,674.79, 53,512.72 and 16,956.75

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Solution

The fourth proportional to 35,674.79, 53,512.72 and 16,956.75 is: 25,435.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,674.79 : 53,512.72 = 16,956.75 : x
  2. Step 2: Convert to fraction form
    35,674.79/53,512.72 = 16,956.75/x
  3. Step 3: Cross multiply
    35,674.79x = 53,512.72 × 16,956.75
  4. Step 4: Simplify right side
    35,674.79x = 907,401,973.14
  5. Step 5: Solve for x
    x = 907,401,973.14/35,674.79
  6. Step 6: Final answer
    x = 25,435.38

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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.