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Finding the Fourth Proportional to 43,484.54, 65,248.70 and 32,413.46

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Solution

The fourth proportional to 43,484.54, 65,248.70 and 32,413.46 is: 48,636.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,484.54 : 65,248.70 = 32,413.46 : x
  2. Step 2: Convert to fraction form
    43,484.54/65,248.70 = 32,413.46/x
  3. Step 3: Cross multiply
    43,484.54x = 65,248.70 × 32,413.46
  4. Step 4: Simplify right side
    43,484.54x = 2,114,936,127.50
  5. Step 5: Solve for x
    x = 2,114,936,127.50/43,484.54
  6. Step 6: Final answer
    x = 48,636.51

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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.