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Finding the Fourth Proportional to 23,223.15, 34,824.08 and 7,425.11

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Solution

The fourth proportional to 23,223.15, 34,824.08 and 7,425.11 is: 11,134.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,223.15 : 34,824.08 = 7,425.11 : x
  2. Step 2: Convert to fraction form
    23,223.15/34,824.08 = 7,425.11/x
  3. Step 3: Cross multiply
    23,223.15x = 34,824.08 × 7,425.11
  4. Step 4: Simplify right side
    23,223.15x = 258,572,413.40
  5. Step 5: Solve for x
    x = 258,572,413.40/23,223.15
  6. Step 6: Final answer
    x = 11,134.25

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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.