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Finding the Fourth Proportional to 43,793.82, 65,700.32 and 14,214.63

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Solution

The fourth proportional to 43,793.82, 65,700.32 and 14,214.63 is: 21,325.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,793.82 : 65,700.32 = 14,214.63 : x
  2. Step 2: Convert to fraction form
    43,793.82/65,700.32 = 14,214.63/x
  3. Step 3: Cross multiply
    43,793.82x = 65,700.32 × 14,214.63
  4. Step 4: Simplify right side
    43,793.82x = 933,905,739.68
  5. Step 5: Solve for x
    x = 933,905,739.68/43,793.82
  6. Step 6: Final answer
    x = 21,325.06

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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.