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Finding the Fourth Proportional to 35,251.50, 52,878.69 and 8,956.92

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Solution

The fourth proportional to 35,251.50, 52,878.69 and 8,956.92 is: 13,435.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,251.50 : 52,878.69 = 8,956.92 : x
  2. Step 2: Convert to fraction form
    35,251.50/52,878.69 = 8,956.92/x
  3. Step 3: Cross multiply
    35,251.50x = 52,878.69 × 8,956.92
  4. Step 4: Simplify right side
    35,251.50x = 473,630,196.03
  5. Step 5: Solve for x
    x = 473,630,196.03/35,251.50
  6. Step 6: Final answer
    x = 13,435.75

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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.