Home / 51,999.30-71,759.04-28,125.96

Finding the Fourth Proportional to 51,999.30, 71,759.04 and 28,125.96

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Solution

The fourth proportional to 51,999.30, 71,759.04 and 28,125.96 is: 38,813.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,999.30 : 71,759.04 = 28,125.96 : x
  2. Step 2: Convert to fraction form
    51,999.30/71,759.04 = 28,125.96/x
  3. Step 3: Cross multiply
    51,999.30x = 71,759.04 × 28,125.96
  4. Step 4: Simplify right side
    51,999.30x = 2,018,291,888.68
  5. Step 5: Solve for x
    x = 2,018,291,888.68/51,999.30
  6. Step 6: Final answer
    x = 38,813.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.