Home / 43,868.93-65,780.63-18,895.24

Finding the Fourth Proportional to 43,868.93, 65,780.63 and 18,895.24

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Solution

The fourth proportional to 43,868.93, 65,780.63 and 18,895.24 is: 28,333.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,868.93 : 65,780.63 = 18,895.24 : x
  2. Step 2: Convert to fraction form
    43,868.93/65,780.63 = 18,895.24/x
  3. Step 3: Cross multiply
    43,868.93x = 65,780.63 × 18,895.24
  4. Step 4: Simplify right side
    43,868.93x = 1,242,940,367.82
  5. Step 5: Solve for x
    x = 1,242,940,367.82/43,868.93
  6. Step 6: Final answer
    x = 28,333.05

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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.