Home / 29,413.92-40,591.47-15,985.18

Finding the Fourth Proportional to 29,413.92, 40,591.47 and 15,985.18

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Solution

The fourth proportional to 29,413.92, 40,591.47 and 15,985.18 is: 22,059.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,413.92 : 40,591.47 = 15,985.18 : x
  2. Step 2: Convert to fraction form
    29,413.92/40,591.47 = 15,985.18/x
  3. Step 3: Cross multiply
    29,413.92x = 40,591.47 × 15,985.18
  4. Step 4: Simplify right side
    29,413.92x = 648,861,671.53
  5. Step 5: Solve for x
    x = 648,861,671.53/29,413.92
  6. Step 6: Final answer
    x = 22,059.68

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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.