Home / 51,179.96-76,733.58-19,563.39

Finding the Fourth Proportional to 51,179.96, 76,733.58 and 19,563.39

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Solution

The fourth proportional to 51,179.96, 76,733.58 and 19,563.39 is: 29,331.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,179.96 : 76,733.58 = 19,563.39 : x
  2. Step 2: Convert to fraction form
    51,179.96/76,733.58 = 19,563.39/x
  3. Step 3: Cross multiply
    51,179.96x = 76,733.58 × 19,563.39
  4. Step 4: Simplify right side
    51,179.96x = 1,501,168,567.97
  5. Step 5: Solve for x
    x = 1,501,168,567.97/51,179.96
  6. Step 6: Final answer
    x = 29,331.18

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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.