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Finding the Fourth Proportional to 43,999.58, 65,998.28 and 12,835.10

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Solution

The fourth proportional to 43,999.58, 65,998.28 and 12,835.10 is: 19,252.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,999.58 : 65,998.28 = 12,835.10 : x
  2. Step 2: Convert to fraction form
    43,999.58/65,998.28 = 12,835.10/x
  3. Step 3: Cross multiply
    43,999.58x = 65,998.28 × 12,835.10
  4. Step 4: Simplify right side
    43,999.58x = 847,094,523.63
  5. Step 5: Solve for x
    x = 847,094,523.63/43,999.58
  6. Step 6: Final answer
    x = 19,252.33

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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.