Home / 15,590.43-23,371.80-5,727.39

Finding the Fourth Proportional to 15,590.43, 23,371.80 and 5,727.39

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Solution

The fourth proportional to 15,590.43, 23,371.80 and 5,727.39 is: 8,586.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,590.43 : 23,371.80 = 5,727.39 : x
  2. Step 2: Convert to fraction form
    15,590.43/23,371.80 = 5,727.39/x
  3. Step 3: Cross multiply
    15,590.43x = 23,371.80 × 5,727.39
  4. Step 4: Simplify right side
    15,590.43x = 133,859,413.60
  5. Step 5: Solve for x
    x = 133,859,413.60/15,590.43
  6. Step 6: Final answer
    x = 8,586.00

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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.