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Finding the Fourth Proportional to 35,189.93, 52,785.24 and 8,894.68

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Solution

The fourth proportional to 35,189.93, 52,785.24 and 8,894.68 is: 13,342.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,189.93 : 52,785.24 = 8,894.68 : x
  2. Step 2: Convert to fraction form
    35,189.93/52,785.24 = 8,894.68/x
  3. Step 3: Cross multiply
    35,189.93x = 52,785.24 × 8,894.68
  4. Step 4: Simplify right side
    35,189.93x = 469,507,818.52
  5. Step 5: Solve for x
    x = 469,507,818.52/35,189.93
  6. Step 6: Final answer
    x = 13,342.11

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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.