Home / 22,484.96-31,028.84-12,413.19

Finding the Fourth Proportional to 22,484.96, 31,028.84 and 12,413.19

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Solution

The fourth proportional to 22,484.96, 31,028.84 and 12,413.19 is: 17,129.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,484.96 : 31,028.84 = 12,413.19 : x
  2. Step 2: Convert to fraction form
    22,484.96/31,028.84 = 12,413.19/x
  3. Step 3: Cross multiply
    22,484.96x = 31,028.84 × 12,413.19
  4. Step 4: Simplify right side
    22,484.96x = 385,166,917.43
  5. Step 5: Solve for x
    x = 385,166,917.43/22,484.96
  6. Step 6: Final answer
    x = 17,129.98

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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.