Home / 50,829.48-76,199.58-19,643.40

Finding the Fourth Proportional to 50,829.48, 76,199.58 and 19,643.40

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Solution

The fourth proportional to 50,829.48, 76,199.58 and 19,643.40 is: 29,447.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,829.48 : 76,199.58 = 19,643.40 : x
  2. Step 2: Convert to fraction form
    50,829.48/76,199.58 = 19,643.40/x
  3. Step 3: Cross multiply
    50,829.48x = 76,199.58 × 19,643.40
  4. Step 4: Simplify right side
    50,829.48x = 1,496,818,829.77
  5. Step 5: Solve for x
    x = 1,496,818,829.77/50,829.48
  6. Step 6: Final answer
    x = 29,447.85

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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.