Home / 47,413.02-71,123.68-12,352.62

Finding the Fourth Proportional to 47,413.02, 71,123.68 and 12,352.62

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Solution

The fourth proportional to 47,413.02, 71,123.68 and 12,352.62 is: 18,530.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,413.02 : 71,123.68 = 12,352.62 : x
  2. Step 2: Convert to fraction form
    47,413.02/71,123.68 = 12,352.62/x
  3. Step 3: Cross multiply
    47,413.02x = 71,123.68 × 12,352.62
  4. Step 4: Simplify right side
    47,413.02x = 878,563,792.04
  5. Step 5: Solve for x
    x = 878,563,792.04/47,413.02
  6. Step 6: Final answer
    x = 18,530.01

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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.