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Finding the Fourth Proportional to 14,937.76, 22,413.04 and 6,179.04

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Solution

The fourth proportional to 14,937.76, 22,413.04 and 6,179.04 is: 9,271.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,937.76 : 22,413.04 = 6,179.04 : x
  2. Step 2: Convert to fraction form
    14,937.76/22,413.04 = 6,179.04/x
  3. Step 3: Cross multiply
    14,937.76x = 22,413.04 × 6,179.04
  4. Step 4: Simplify right side
    14,937.76x = 138,491,070.68
  5. Step 5: Solve for x
    x = 138,491,070.68/14,937.76
  6. Step 6: Final answer
    x = 9,271.21

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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.