Home / 43,909.38-65,857.37-14,327.19

Finding the Fourth Proportional to 43,909.38, 65,857.37 and 14,327.19

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Solution

The fourth proportional to 43,909.38, 65,857.37 and 14,327.19 is: 21,488.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,909.38 : 65,857.37 = 14,327.19 : x
  2. Step 2: Convert to fraction form
    43,909.38/65,857.37 = 14,327.19/x
  3. Step 3: Cross multiply
    43,909.38x = 65,857.37 × 14,327.19
  4. Step 4: Simplify right side
    43,909.38x = 943,550,981.25
  5. Step 5: Solve for x
    x = 943,550,981.25/43,909.38
  6. Step 6: Final answer
    x = 21,488.60

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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.