Home / 43,924.36-65,888.36-12,759.61

Finding the Fourth Proportional to 43,924.36, 65,888.36 and 12,759.61

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Solution

The fourth proportional to 43,924.36, 65,888.36 and 12,759.61 is: 19,139.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,924.36 : 65,888.36 = 12,759.61 : x
  2. Step 2: Convert to fraction form
    43,924.36/65,888.36 = 12,759.61/x
  3. Step 3: Cross multiply
    43,924.36x = 65,888.36 × 12,759.61
  4. Step 4: Simplify right side
    43,924.36x = 840,709,755.90
  5. Step 5: Solve for x
    x = 840,709,755.90/43,924.36
  6. Step 6: Final answer
    x = 19,139.94

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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.