Home / 43,959.12-65,909.36-14,366.58

Finding the Fourth Proportional to 43,959.12, 65,909.36 and 14,366.58

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Solution

The fourth proportional to 43,959.12, 65,909.36 and 14,366.58 is: 21,540.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,959.12 : 65,909.36 = 14,366.58 : x
  2. Step 2: Convert to fraction form
    43,959.12/65,909.36 = 14,366.58/x
  3. Step 3: Cross multiply
    43,959.12x = 65,909.36 × 14,366.58
  4. Step 4: Simplify right side
    43,959.12x = 946,892,093.19
  5. Step 5: Solve for x
    x = 946,892,093.19/43,959.12
  6. Step 6: Final answer
    x = 21,540.29

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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.