Home / 15,398.92-23,089.74-9,160.84

Finding the Fourth Proportional to 15,398.92, 23,089.74 and 9,160.84

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Solution

The fourth proportional to 15,398.92, 23,089.74 and 9,160.84 is: 13,736.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,398.92 : 23,089.74 = 9,160.84 : x
  2. Step 2: Convert to fraction form
    15,398.92/23,089.74 = 9,160.84/x
  3. Step 3: Cross multiply
    15,398.92x = 23,089.74 × 9,160.84
  4. Step 4: Simplify right side
    15,398.92x = 211,521,413.78
  5. Step 5: Solve for x
    x = 211,521,413.78/15,398.92
  6. Step 6: Final answer
    x = 13,736.12

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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.