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Finding the Fourth Proportional to 43,998.04, 65,997.06 and 12,835.80

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Solution

The fourth proportional to 43,998.04, 65,997.06 and 12,835.80 is: 19,253.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,998.04 : 65,997.06 = 12,835.80 : x
  2. Step 2: Convert to fraction form
    43,998.04/65,997.06 = 12,835.80/x
  3. Step 3: Cross multiply
    43,998.04x = 65,997.06 × 12,835.80
  4. Step 4: Simplify right side
    43,998.04x = 847,125,062.75
  5. Step 5: Solve for x
    x = 847,125,062.75/43,998.04
  6. Step 6: Final answer
    x = 19,253.70

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Similar ratio
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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.