Home / 27,413.40-41,124.15-8,695.20

Finding the Fourth Proportional to 27,413.40, 41,124.15 and 8,695.20

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Solution

The fourth proportional to 27,413.40, 41,124.15 and 8,695.20 is: 13,044.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,413.40 : 41,124.15 = 8,695.20 : x
  2. Step 2: Convert to fraction form
    27,413.40/41,124.15 = 8,695.20/x
  3. Step 3: Cross multiply
    27,413.40x = 41,124.15 × 8,695.20
  4. Step 4: Simplify right side
    27,413.40x = 357,582,709.08
  5. Step 5: Solve for x
    x = 357,582,709.08/27,413.40
  6. Step 6: Final answer
    x = 13,044.08

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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.