Home / 43,788.12-65,532.78-36,775.32

Finding the Fourth Proportional to 43,788.12, 65,532.78 and 36,775.32

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Solution

The fourth proportional to 43,788.12, 65,532.78 and 36,775.32 is: 55,037.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,788.12 : 65,532.78 = 36,775.32 : x
  2. Step 2: Convert to fraction form
    43,788.12/65,532.78 = 36,775.32/x
  3. Step 3: Cross multiply
    43,788.12x = 65,532.78 × 36,775.32
  4. Step 4: Simplify right side
    43,788.12x = 2,409,988,954.99
  5. Step 5: Solve for x
    x = 2,409,988,954.99/43,788.12
  6. Step 6: Final answer
    x = 55,037.51

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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.