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Finding the Fourth Proportional to 15,101.69, 22,650.78 and 4,009.24

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Solution

The fourth proportional to 15,101.69, 22,650.78 and 4,009.24 is: 6,013.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,101.69 : 22,650.78 = 4,009.24 : x
  2. Step 2: Convert to fraction form
    15,101.69/22,650.78 = 4,009.24/x
  3. Step 3: Cross multiply
    15,101.69x = 22,650.78 × 4,009.24
  4. Step 4: Simplify right side
    15,101.69x = 90,812,413.21
  5. Step 5: Solve for x
    x = 90,812,413.21/15,101.69
  6. Step 6: Final answer
    x = 6,013.39

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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.