Home / 14,812.04-20,442.84-8,523.20

Finding the Fourth Proportional to 14,812.04, 20,442.84 and 8,523.20

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Solution

The fourth proportional to 14,812.04, 20,442.84 and 8,523.20 is: 11,763.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,812.04 : 20,442.84 = 8,523.20 : x
  2. Step 2: Convert to fraction form
    14,812.04/20,442.84 = 8,523.20/x
  3. Step 3: Cross multiply
    14,812.04x = 20,442.84 × 8,523.20
  4. Step 4: Simplify right side
    14,812.04x = 174,238,413.89
  5. Step 5: Solve for x
    x = 174,238,413.89/14,812.04
  6. Step 6: Final answer
    x = 11,763.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.