Home / 51,999.27-71,758.73-28,125.89

Finding the Fourth Proportional to 51,999.27, 71,758.73 and 28,125.89

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Solution

The fourth proportional to 51,999.27, 71,758.73 and 28,125.89 is: 38,813.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,999.27 : 71,758.73 = 28,125.89 : x
  2. Step 2: Convert to fraction form
    51,999.27/71,758.73 = 28,125.89/x
  3. Step 3: Cross multiply
    51,999.27x = 71,758.73 × 28,125.89
  4. Step 4: Simplify right side
    51,999.27x = 2,018,277,647.10
  5. Step 5: Solve for x
    x = 2,018,277,647.10/51,999.27
  6. Step 6: Final answer
    x = 38,813.58

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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.