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Finding the Fourth Proportional to 29,361.40, 44,041.70 and 9,640.60

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Solution

The fourth proportional to 29,361.40, 44,041.70 and 9,640.60 is: 14,460.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,361.40 : 44,041.70 = 9,640.60 : x
  2. Step 2: Convert to fraction form
    29,361.40/44,041.70 = 9,640.60/x
  3. Step 3: Cross multiply
    29,361.40x = 44,041.70 × 9,640.60
  4. Step 4: Simplify right side
    29,361.40x = 424,588,413.02
  5. Step 5: Solve for x
    x = 424,588,413.02/29,361.40
  6. Step 6: Final answer
    x = 14,460.77

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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.