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Finding the Fourth Proportional to 35,197.76, 48,572.16 and 19,282.88

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Solution

The fourth proportional to 35,197.76, 48,572.16 and 19,282.88 is: 26,609.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,197.76 : 48,572.16 = 19,282.88 : x
  2. Step 2: Convert to fraction form
    35,197.76/48,572.16 = 19,282.88/x
  3. Step 3: Cross multiply
    35,197.76x = 48,572.16 × 19,282.88
  4. Step 4: Simplify right side
    35,197.76x = 936,611,132.62
  5. Step 5: Solve for x
    x = 936,611,132.62/35,197.76
  6. Step 6: Final answer
    x = 26,609.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.