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Finding the Fourth Proportional to 35,308.94, 52,963.36 and 9,013.68

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Solution

The fourth proportional to 35,308.94, 52,963.36 and 9,013.68 is: 13,520.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,308.94 : 52,963.36 = 9,013.68 : x
  2. Step 2: Convert to fraction form
    35,308.94/52,963.36 = 9,013.68/x
  3. Step 3: Cross multiply
    35,308.94x = 52,963.36 × 9,013.68
  4. Step 4: Simplify right side
    35,308.94x = 477,394,778.76
  5. Step 5: Solve for x
    x = 477,394,778.76/35,308.94
  6. Step 6: Final answer
    x = 13,520.51

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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.