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Finding the Fourth Proportional to 35,189.59, 52,786.20 and 8,894.56

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Solution

The fourth proportional to 35,189.59, 52,786.20 and 8,894.56 is: 13,342.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,189.59 : 52,786.20 = 8,894.56 : x
  2. Step 2: Convert to fraction form
    35,189.59/52,786.20 = 8,894.56/x
  3. Step 3: Cross multiply
    35,189.59x = 52,786.20 × 8,894.56
  4. Step 4: Simplify right side
    35,189.59x = 469,510,023.07
  5. Step 5: Solve for x
    x = 469,510,023.07/35,189.59
  6. Step 6: Final answer
    x = 13,342.30

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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.