Home / 15,349.15-22,989.70-12,413.71

Finding the Fourth Proportional to 15,349.15, 22,989.70 and 12,413.71

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Solution

The fourth proportional to 15,349.15, 22,989.70 and 12,413.71 is: 18,593.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,349.15 : 22,989.70 = 12,413.71 : x
  2. Step 2: Convert to fraction form
    15,349.15/22,989.70 = 12,413.71/x
  3. Step 3: Cross multiply
    15,349.15x = 22,989.70 × 12,413.71
  4. Step 4: Simplify right side
    15,349.15x = 285,387,468.79
  5. Step 5: Solve for x
    x = 285,387,468.79/15,349.15
  6. Step 6: Final answer
    x = 18,593.05

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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.