Home / 19,332.93-28,999.67-5,481.93

Finding the Fourth Proportional to 19,332.93, 28,999.67 and 5,481.93

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Solution

The fourth proportional to 19,332.93, 28,999.67 and 5,481.93 is: 8,222.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,332.93 : 28,999.67 = 5,481.93 : x
  2. Step 2: Convert to fraction form
    19,332.93/28,999.67 = 5,481.93/x
  3. Step 3: Cross multiply
    19,332.93x = 28,999.67 × 5,481.93
  4. Step 4: Simplify right side
    19,332.93x = 158,974,160.96
  5. Step 5: Solve for x
    x = 158,974,160.96/19,332.93
  6. Step 6: Final answer
    x = 8,222.97

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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.