Home / 43,887.16-65,815.18-15,799.68

Finding the Fourth Proportional to 43,887.16, 65,815.18 and 15,799.68

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Solution

The fourth proportional to 43,887.16, 65,815.18 and 15,799.68 is: 23,693.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,887.16 : 65,815.18 = 15,799.68 : x
  2. Step 2: Convert to fraction form
    43,887.16/65,815.18 = 15,799.68/x
  3. Step 3: Cross multiply
    43,887.16x = 65,815.18 × 15,799.68
  4. Step 4: Simplify right side
    43,887.16x = 1,039,858,453.25
  5. Step 5: Solve for x
    x = 1,039,858,453.25/43,887.16
  6. Step 6: Final answer
    x = 23,693.91

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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.