Home / 20,575.73-30,810.87-14,241.83

Finding the Fourth Proportional to 20,575.73, 30,810.87 and 14,241.83

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Solution

The fourth proportional to 20,575.73, 30,810.87 and 14,241.83 is: 21,326.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,575.73 : 30,810.87 = 14,241.83 : x
  2. Step 2: Convert to fraction form
    20,575.73/30,810.87 = 14,241.83/x
  3. Step 3: Cross multiply
    20,575.73x = 30,810.87 × 14,241.83
  4. Step 4: Simplify right side
    20,575.73x = 438,803,172.69
  5. Step 5: Solve for x
    x = 438,803,172.69/20,575.73
  6. Step 6: Final answer
    x = 21,326.26

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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.